. . . . . . . . . The TCM may activate the main mod solenoid for improved clutch control and transmission response during other unusual operating situations. . . . If you encounter a code that is not yet in this publication, please call Allison Transmission. Failure to perform maintenance and reset the SERVICE TRANS indicator within a specified period results in the illumination of the CHECK TRANS light and DTC P0897, Transmission Fluid Deteriorated, being set. Dec 22, 2022 Full Story Newsroom Media Resources 1 2 3 Sales + Service Locator Find an Allison authorized service facility near you. . The service procedures recommended by Allison Transmission and described in this manual are effective methods for performing troubleshooting operations. . . . . . . . . . . . Cold Check Procedure . Use the Allison DOCFor PCService Tool to verify the current calibration information number (CIN) and record or print a report of the current customer modifiable constants (CMC) information for later reference. . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. . The electronic control of the transmission is performed by a microcomputer. . . . Learn how you can ensure the performance and durability of your Allison transmission. . . . . . A full-function shift selector has a MODE button and diagnostic display capability through the dual digit vacuum fluorescent (VF) display. . . . . . . . . . . approximately 10 percent or the running clearance exceeds a maximum value, which may indicate a non-wear-related issue. . Appendix A deals with the identification of potential circuit problems. . . . . . . . . . . . . Find a facility My Transmission . K1 L. EXTERNALLY-GENERATED ELECTRONIC INTERFERENCE. . . . Then, mount the PTO to the adapter with the correct gasket which you set aside. . Allison DOC For PCService Tool displays clutch condition as OK or NOT OK for each clutch, C1 through C5. . . . . . . . . . Visually confirm that the range selected was attained. Locate and repair the damaged portion of the wire. Condition Likely Cause Correction . Transmission Fluid The hard shifting problem is often linked with low transmission fluid levels. Wiring Diagram: Standard "H" Shift Option Model Years Standard.Muncie Power Products is a leading manufacturer of power take-offs (PTO), hydraulic components such as pumps, motors, cylinders, valves and reservoirs, and snow & ice removal products. . . . . . . . Cleaner, trapped in the connector can affect the connector seal. . . IT IS YOUR RESPONSIBILITY to be completely familiar with the warnings and cautions used in this manual. . . . (Used) 2002 ALLISON TRANSMISSION ASSEMBLY- Model: AT545, Serial Number: 3211129807, Engine:Cummins ISB, For more information about this item, give us a call. . . . . . The appendices are referred to throughout the manual. . . . Consequently, Allison Transmission has not undertaken any such broad evaluation. . OM Display: The selector display is a two-digit number, showing the percentage of fluid life remaining. . . . . The technician should be able to use jumper wires and breakout harnesses and connectors. . Also, many different styles and materials for harnesses are likely to be encountered. . Even if the vehicle is moving. . . . . . . . . . . . . . . Typical Allison 4th Generation Shift Selectors, 14. . . . . . . . TESTING FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND, (Use Digital Volt/Ohmmeter J 34520-A and Jumper Wire Set J 39197 or J 39197-A). . . . If temperatures do not decrease, reduce the engine rpm. . . . Service Indicator Light On. However, this manual does provide a starting point from which most problems can be resolved. . The TCM monitors the OLS input voltage on wire 116. . . . . . . This is the date when the TCM passed final testing. . For example, Code P0960, indicates an open in the pressure control solenoid circuit, wires 111 and 174. . . . . . . . . . . Learn what might be happening and how to fix it here. NVL is, attained by turning D solenoid ON (in addition to E solenoid) and the C4 and C5. . Fax 713.466.9839 . The turbine speed sensor is directed at the rotating-clutch housing. . Repair parts for the external harnesses and external harness components must be obtained from St. Clair Technologies Inc. (SCTI). . . . . . . . . . . . . . . 5VDC supplied by the TCM. . . . . . . Here are a few potential fixes! . . . . . . . . . . Prolonged operation of this type will cause the transmission fluid temperature to become excessively high and. . . . . . . . . . . How do you run a dump with a stick trans? . . . . . If the problem recurs, proceed with Step (4). RESETTING A TCM PARAMETERS TO SUPPORT ENGINE UPDATE, 3-9. . Trying to find out how a pto works on the Allison transmission. . . Purpose . . . . . . . . . . . . . . . . . . . . . . . . If dirty or corroded terminals are the probable cause of the problems, reconnect the clean connectors and operate the vehicle normally. . Reset is accomplished by using Allison DOC For PCService Tool. . . . . . . . . TroubleshooTing guide. . . . . . . . . . Pushbutton and lever shift selectors for the Allison 4th Generation Series are remote mounted from the TCM and communicate to the TCM via the J1939 communications data link. . . NOTE: All Allison 4th Generation Controls TCMs are designed to be isolated from the vehicle chassis ground. . . . Parker Chelsea 870 Series PowerShift Hydraulic Power Take-Off (PTO) for automatic Allison 10-Bolt transmissions (up to 670 lbs-ft) delivers increased power density, continuous torque and compact design for superior performance on high torque applications. A revision is indicated by a new date on the title page and in the lower left corner of the rear cover. . . . . . . . . However, there may be a small chance that transmission performance, shift quality, or codes may result from the use of different models within the same engine family or when a recalibration of engine software has taken place. . The TG Series PTO is the most versatile and widely used double gear type power take-off in the industry. . . . . . . . . . GENERAL TROUBLESHOOTING OF PERFORMANCE COMPLAINTS, A. . Both the main and lube filters must be changed when the SERVICE TRANS indicates the main filter should be changed. . A working knowledge of the Allison 4th Generation Controls vehicle installation is necessary in troubleshooting installation-related problems. SPEED SENSORS. Allison Transmission could not possibly know, evaluate, or advise the service trade of all conceivable procedures by which service might be performed or of the possible hazardous consequences of each procedure. . . . . . . . . . . . . . TESTING AT TRANSMISSION FEEDTHROUGH CONNECTOR FOR INTERNAL HARNESS OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND, 5-2. . . . . . . . . Test the harness for shorts between wires and shorts-to-ground by performing the following (Figure 42): (1)At the TCM end of the harness, touch one probe of a digital volt/ohmmeter (DVOM) to one wire of the circuit being tested and touch the other probe to each terminal in the same connector, then touch the probe to chassis ground and to the transmission main housing. . . . . Use the Allison DOC. Wire, terminal, and connector repair information. . . . Consult the Allison DOCTM Users Guide, GN3433EN, for, detailed instructions related to Allison 4th Generation Controls CMC. . . We make every effort to keep our service information current and accurate. . 43, 51. . . . . 64 66. . Autodetect takes place within the first 30 seconds of each engine start monitored. . b.If the continuity test is good (02 Ohms resistance), remove the jumpers. . NOTE: Information concerning specific items is contained in the appendices located in the back of this manual. . . . . . . . Clutch-apply pressure against the lands of the latch valves hold the latch valves in place or in a normally closed valve allows the fluid to simply flow through the valves. . . . . . . . . . . . . . . . Allison DOC For PCService Tool V7.x.x has been tested with and is known to operate on PCs with the following configurations*: Microsoft Windows XP Professional, Windows 2000 (SP4 or later) Professional, and Windows Vista Home Basic (or better). . Additionally, OLS detection must occur within 12.5 seconds on any given engine start. . . SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . Operation may or may not be restricted. Accordingly, ANYONE WHO USES A SERVICE PROCEDURE OR TOOL WHICH IS NOT RECOMMENDED BY ALLISON TRANSMISSION MUST first be thoroughly satisfied that neither personal safety nor equipment safety will be jeopardized by the service procedures used. . . 18 17. . . Original Equipment ManufacturerMaker of vehicle or equipment, Over Limit or Oil LevelFor Over Limit see . 2023 Copeland Allison Transmissions . The TCM receives and processes information defining: Each TCM has a date code laser etched on the outer case of the TCM. Reset may be necessary if a device known to be present is not detected or if an autodetectable component or sensor was added after the initial vehicle build. Weak trimmer valves and leaking forward clutch seals may cause excessive engine flares. . . . . . . This simulates vehicle movements which occur during actual operation. . . At one end of the harness, using jumper wire kit J 39197 or J 39197-A, connect wires 111 and 174 to each other, being careful not to distort the terminals. . . . . . . . Specific instructions for using many of the available or required service tools and equipment are not included in this manual. . . . 20 GB Hard Drive (40 GB or greater recommended), 600 MB free hard drive space required to install the program (after software installation, the operating system requires sufficient free hard disk dpace to run the program), 1 GHz (or greater) 32-bit (x86) or 64-bit (x64) processor, 512 MB of RAM system memory (1 GB recommended), One available USB portUSB 1.1 (USB 2.0 recommended), Full administrative privileges are required to install, update, and run Allison DOC For PCService Tool. . Engine speed less than 1200 rpm in all ranges except neutral. . . . . If it appears to functioning p[roperly, run the engine at 12001500 rpm with the transmission in N (Neutral). Disconnecting and reconnecting the TCM can often correct faulty wiring harness connections that may have been present. . . . . . If you find yourself stuck in third gear with this model of transmission, its probably time to, Allison transmissions built in the mid-2000s had a recall issued for their TCM module. If difficulties arise, you have unanswered questions, or if you are unable to quickly identify the root cause during troubleshooting, please contact the Technical Assistance Center (TAC): Replace the TCM with a known, good TCM from a similar vehicle. Loctite is a registered trademark of the Loctite Corporation. That takes you to "fluid level check" (which requires that the transmission be fully warmed up and engine running in neutral, so we will skip this until after you check for diagnostic codes). NOTE: In order to install and run Allison DOC for PCService Tool V7.x.x on Windows Vista, the user must have full administrator privileges and must have the User Acount Control feature turned OFF. Every possible problem and its solution cannot be encompassed by any manual. The VIM for 24V systems has all 24V relays. . . . . . . . . This feature is not functional until transmission sump temperatures are between 40150C (105302F). . . . . Allison Transmission 5.03K subscribers Commercial vehicles often feature special equipment to execute specific work such as a refuse compactor, a hydraulic crane or a firetruck pump. NOTE: Turn off the vehicle HIGH IDLE switch, if present, before shifting from N (Neutral) to D (Drive). A confidence flag will be set once a source is detected for five consecutive engine starts. . . . There is no limit to the number of engine starts for autodetection of the throttle source until a confidence flag is set for a source. .F1 G. WELDING ON VEHICLE/VEHICLE INTERFACE MODULE . The tools listed below are available for purchase from SPX/Kent-Moore. Pressure Switch 2 (PS2), also known as the Filter Life Switch, is used to monitor the pressure difference between main pressure before the filter and lockup clutch pressure as a method to monitor the main filter for excessive filter restriction. . . . . . . . . . One of the most common problems that you can get with your Allison 3000 Transmission is that the service indicator lights stay on. will cause severe overheat damage to the transmission. . . These applications include oil pumping, fracking, cranes & winches as well as specialized off-highway trucks. . The crates are all stamped with nsn 2520-01-257-3880. . . . . DIAGNOSTIC CODE RESPONSE . . . Autodetect is active on the first 25 engine starts and, in the case of throttle source detection logic, may continue past 25 ignition cycles until a valid source is determined (details follow in A through D below). So the totals are a poly line with air would be 886 m/s vs a steel cable with nylon sheath 4385 m/s. . . . . . . . . . . . 4.Review the Allison 4th Generation Controls wire numbering system described in Paragraph 34. . . Shift Energy Management (SEM) Autoselect feature may be used on certain transmissions. . . . . . . All shift selectors except the strip-type pushbutton have a dual digit vacuum fluorescent (VF) display and a mode indicator (LED). However, even these revolutionary pieces of equipment can have. . . . MagiKey is a registered trademark of NEXIQ Technologies, Inc. Teflon is a registered trademark of the DuPont Corporation. . . When the TCM detects a non-electrical problem while trying to make a shift, the TCM may try that shift a second or third time before setting a DTC. . . The four items above are the only CMCs that are autodetectable. . . Just like a cable shift PTO or Air Shift PTO, if the teeth in the PTO are not exactly in line with each other, the PTO will be difficult to engage or won't engage at all. . . . The technician should also have the mechanical aptitude required to connect pressure gauges or transducers to identified pressure ports used in the troubleshooting process. . . To install pto and wire in switch. . Your Allison transmission could be experiencing a part failure, in which case your best bet is to take advantage of the providers warranty. Always blow or shake any excess cleaner from, the connector before assembling it to its mating connector or hardware. . . . . . . Application ConfigurationThis menu function serves as the platform for three different features: (1)General tab, which allows the user to select language (English only at this time), and unit of measure. . Replace trigger Check air pressure. . . . . . Using the Allison DOC For PCService Tool. . . . . . . . . Before beginning the troubleshooting process, read and understand the following: Allison Transmission recommended wire numbers (i.e. . . Modulated main pressure results in improved cooler flow and reduced pump losses when throttle position and output speed is low. When the . . . Rebuilt, New and Used Allison transmission Power Take Offs from Parker Chelsea, Muncie and More. . The lube filter must be changed with the main filter. . . . . Allison DOC For PCService Tool displays from 100 percent down to minus () 100 percent. * A power take-off (PTO) is optional on the Allison 1000 in the 3500 cab and chassis trucks. . . . Copyright 2008 Allison Transmission, Inc. P.O. . . . It is necessary to determine why a problem occurred. . . . . . . . . . . . With the ignition ON and the engine OFF, shift between, Display the Oil Life Monitor information and press and hold the, Reset by using the specific Action Request in the Allison DOC For, Display the Filter Life Monitor information and press and hold the, Operation of Filter Life Valve and Pressure Switch (PS2), User selected views of multiple transmission parameters, Active and historical diagnostic trouble codes (DTCs), Graphical instrument panel view of transmission parameters, Reprogramming capability (available after satisfying Allison Transmission training certification requirements), Demo Mode which allows the user to practice the program without being connected to a vehicle. . We can rebuild or repair your Chelsea PTO or Muncie PTO off your Allison Transmission for you if you'd like. . . . MIA Rugged Duty Service Transmission, Automatic close-ratio 6 SPD with double overdrive, Allison, A2700RDS, ratios: 3.10 1ST 1.80 2ND, 1.40 3RD, 1.00 4TH, 0.70 5TH, 0.61 6TH Rugged Duty Series, 26K GVW & 26K GCW Max., requires PTO and park pawl, On/Off Highway. The lamp strategy for the icon varies, either flashing, or steady, to indicate to the operator which function detected the threshold value was reached. . . All you need is your PTO series number to get started. . 1. . . . . . . . This should reduce the transmission and engine temperature to normal operating levels in two to three minutes. Output speed is less than 250 rpm in neutral, reverse, low (7-speed), first, or second range. . SPECIAL ELECTRONIC/ELECTRICAL TOOLS, 2-2. . . Failure to do so could cause damage to the internal latching mechanism. . . . . TCM Reprogramming tab, used to enable the reprogramming capability of the Allison DOC For. . . . . . . To use the Allison DOC For PCService Tool, select RESET AUTODETECT to search for all four devices. . . . . . . . . . . . . . . . . . . . . . SCTI recognizes AT, manufacturers, and SCTI part numbers. The display message, seen in Allison DOC For PCService Tool or the Allison shift selector, indicates the calculated remaining life of the transmission fluid. . . . . . . . . . . . . . . Typical 4th Generation Electronic Controls External Wiring Harnesses. . . . . . . . . . . . Engine speed less than 1200 rpm in all ranges except neutral. Be sure to determine that the retarder is functioning properly, WARNING: immediately after the 35th engine start. . . . . Remember that some problems may be temperature related. Technicians unsure of making the required tests should ask questions of experienced personnel or find instruction. . . . . . . . . Unfortunately, a driver cant reverse limp mode. . . . 55 A. Fluid Level Check Procedure . . Do this for both wires in the circuit being tested. . This momentary lighting shows the light circuit is working properly. . 14 A. Pushbutton Shift Selector . . . . . . . . 71 72. . . . . . . . If all connectors are clean and connected correctly, determine which wires in the chassis harness are indicated by the DTC. . . . . . . By Brett Wolfe, F252125. . . 20-WAY TRANSMISSION FEEDTHROUGH HARNESS CONNECTOR, Figure 12. . If during the first 20 starts the TCM recognizes an engine to be on its list of certified engines, it will lock to the SEM active state. . . . . IDENTIFICATION OF POTENTIAL CIRCUIT PROBLEMS . . . . NOTE: Illustration is not to scale. . . . . According to John Hylton, application engineering, Allison Transmission, "The PTO gears are in constant mesh with the transmission gears after installation. . . . . . Additional copies of this publication may be purchased from authorized Allison Transmission service outlets. . 14 B. . However, even these revolutionary pieces of equipment can have problems. . The Diagnostic Trouble Code section lists DTCs and their description. . . Is your Allison transmission giving you trouble? . Allison DOC For PCService Tool indicates the Filter Life Monitor expired as YES or NO. R1. . . . . Repair parts for the external harnesses and external harness components must be obtained from St. Clair Technologies Inc. (SCTI). . . . At least until the wiring problems began a year or two later. . . install a new TCM. . . . . . . . Remember to do the following when testing for shorts and opens: Minimize movement of wiring harnesses when looking for shorts. 3000 AND 4000 PRODUCT FAMILIES WIRING SCHEMATIC. USA 3368 Posts. . . and ask about the replacement process. The Prognostics Package includes the following functions: Use the Allison DOC For PCService Tool to review the current status of any of these functions and a history of indicator resets. . th. . . . . . TM TRANSMISSION SERVICE Condition: The SERVICE TRANS indicator illuminates, indicating the need for clutch maintenance. They are throwing some interesting labor quotes ranging from $600-$700 to the one place wants over $1000 labor. . . . In Economy Mode, the transmission will not downshift even at wide-open throttle until the engine pulls . What Might be Wrong with Your Transmission, The Allison transmission 1000 model has a feature called limp mode, in which the transmission locks itself into third gear. . . . . . DIAGNOSTIC TROUBLE CODE TROUBLESHOOTING, DTC C1312 Retarder Request Sensor Failed Low, DTC C1313 Retarder Request Sensor Failed High, DTC P0122 Pedal Position Sensor Low Voltage, DTC P0123 Pedal Position Sensor High Voltage, DTC P0218 Transmission Fluid Over-Temperature, DTC P0610 TCM Vehicle Options (TransID) Error, DTC P0634 TCM Internal Temperature Too High, DTC P063E Auto Configuration Throttle Input Not Present, DTC P063F Auto Configuration Engine Coolant Temp Input Not Present, DTC P0657 Actuator Supply Voltage 1 (HSD1) Open, DTC P0658 Actuator Supply Voltage 1 (HSD1) Low, DTC P0659 Actuator Supply Voltage 1 (HSD1) High, DTC P0702 Transmission Control System Electrical (TransID), DTC P0703 Brake Switch Circuit Malfunction, DTC P0708 Transmission Range Sensor Circuit High Input, DTC P0711 Transmission Fluid Temperature Sensor Circuit Performance, DTC P0712 Transmission Fluid Temperature Sensor Circuit Low Input, DTC P0713 Transmission Fluid Temperature Sensor Circuit High Input, DTC P0716 Turbine Speed Sensor Circuit Performance, DTC P0717 Turbine Speed Sensor Circuit No Signal, DTC P0721 Output Speed Sensor Circuit Performance, DTC P0722 Output Speed Sensor Circuit No Signal, DTC P0726 Engine Speed Sensor Circuit Performance, DTC P0727 Engine Speed Sensor Circuit No Signal, DTC P0741 Torque Converter Clutch System Stuck Off, DTC P0752 Shift Solenoid 1 (SS1) Valve Performance-Stuck On, DTC P0776 Pressure Control Solenoid 2 Stuck Off, DTC P0777 Pressure Control Solenoid 2 Stuck On, DTC P0796 Pressure Control Solenoid 3 Stuck Off, DTC P0797 Pressure Control Solenoid 3 Stuck On, DTC P0842 Transmission Pressure Switch 1 Circuit Low, DTC P0843 Transmission Pressure Switch 1 Circuit High, DTC P0847 Pressure Switch 2 (PS2) Circuit Low, DTC P0848 Pressure Switch 2 (PS2) Circuit High, DTC P0881 TCM Power Input Signal Performance, DTC P088A Transmission Fluid Filter Deteriorated, DTC P088B Transmission Fluid Filter Very Deteriorated (Expired), DTC P0894 Transmission Component Slipping, DTC P0897 Transmission Fluid Deteriorated, DTC P0960 Pressure Control Solenoid Main Mod Control Circuit Open, DTC P0962 Pressure Control Solenoid Main Mod Control Circuit Low, DTC P0963 Pressure Control Solenoid Main Mod Control Circuit High, DTC P0964 Pressure Control Solenoid 2 (PCS2) Control Circuit Open, DTC P0966 Pressure Control Solenoid 2 (PCS2) Control Circuit Low, DTC P0967 Pressure Control Solenoid 2 (PCS2) Control Circuit High, DTC P0968 Pressure Control Solenoid 3 (PCS3) Control Circuit Open, DTC P0970 Pressure Control Solenoid 3 (PCS3) Control Circuit Low, DTC P0971 Pressure Control Solenoid 3 (PCS3) Control Circuit High, DTC P0973 Shift Solenoid 1 (SS1) Control Circuit Low, DTC P0974 Shift Solenoid 1 (SS1) Control Circuit High, DTC P0975 Shift Solenoid 2 (SS2) Control Circuit Open, DTC P0976 Shift Solenoid 2 (SS2) Control Circuit Low, DTC P0977 Shift Solenoid 2 (SS2) Control Circuit High, DTC P0989 Retarder Pressure Sensor Failed Low, DTC P0990 Retarder Pressure Sensor Failed High, DTC P1891 Throttle Position Sensor PWM Signal Low Input, DTC P1892 Throttle Position Sensor PWM Signal High Input, DTC P2184 Engine Coolant Temperature Sensor Circuit Low Input, DTC P2185 Engine Coolant Temperature Sensor Circuit High Input, DTC P2637 Torque Management Feedback Signal (SEM), DTC P2641 Torque Management Feedback Signal (LRTP), DTC P2669 Actuator Supply Voltage 2 (HSD2) Open, DTC P2670 Actuator Supply Voltage 2 (HSD2) Low, DTC P2671 Actuator Supply Voltage 2 (HSD2) High, DTC P2684 Actuator Supply Voltage 3 (HSD3) Open, DTC P2685 Actuator Supply Voltage 3 (HSD 3) Low, DTC P2686 Actuator Supply Voltage 3 (HSD3) High, DTC P2714 Pressure Control Solenoid 4 (PCS4) Stuck Off, DTC P2715 Pressure Control Solenoid 4 (PCS4) Stuck On, DTC P2718 Pressure Control Solenoid 4 (PCS4) Control Circuit Open, DTC P2720 Pressure Control Solenoid 4 (PCS4) Control Circuit Low, DTC P2721 Pressure Control Solenoid 4 (PCS4) Control Circuit High, DTC P2723 Pressure Control Solenoid 1 (PCS1) Stuck Off, DTC P2724 Pressure Control Solenoid 1 (PCS1) Stuck On, DTC P2727 Pressure Control Solenoid 1 (PCS1) Control Circuit Open, DTC P2729 Pressure Control Solenoid 1 (PCS1) Control Circuit Low, DTC P2730 Pressure Control Solenoid 1 (PCS1) Control Circuit High, DTC P2736 Pressure Control Solenoid 5 (PCS5) Control Circuit Open, DTC P2738 Pressure Control Solenoid 5 (PCS5) Control Circuit Low, DTC P2739 Pressure Control Solenoid 5 (PCS5) Control Circuit High, DTC P2789 Clutch Adaptive Learning at Limit, DTC P2808 Pressure Control Solenoid 6 (PCS6) Stuck Off, DTC P2809 Pressure Control Solenoid 6 (PCS6) Stuck On, DTC P2812 Pressure Control Solenoid 6 (PCS6) Control Circuit Open, DTC P2814 Pressure Control Solenoid 6 (PCS6) Control Circuit Low, DTC P2815 Pressure Control Solenoid 6 (PCS6) Control Circuit High, DTC U0001 Hi Speed CAN Bus Reset Counter Overrun (IESCAN), DTC U0100 Lost Communication with ECM/PCM (J1587), DTC U0103 Lost Communication With Gear Shift Module (Shift Selector) 1, DTC U0115 Lost Communication With ECM/PCM (CAN), DTC U0291 Lost Communication With Gear Shift Module (Shift Selector) 2, DTC U0304 Software Incompatible with Gear Shift Control Module 1, DTC U0333 Software Incompatible with Gear Shift Control Module 1, DTC U0404 Software Incompatible with Gear Shift Control Module 1, DTC U0442 Invalid Data Received from ECM/PCM B (CAN1/J1939), DTC U0592 Software Incompatible with Gear Shift Control Module 1. . FM History: Use the Allison DOC For PCService Tool to display the amount of transmission operation from the initial service indication until the service reset. . . . . . . . . . . 63 64. . . . . . . . . . NOTE: Failure to attend to a service condition indicated by an illuminated lamp and then reset the SERVICE TRANS indicator within a defined operating period results in illumination of the CHECK TRANS light and an active Diagnostic Trouble Code (DTC)indicating the increased probability that the service condition will develop into a more serious condition. A1 B. . . C.Operation of Filter Life Valve and Pressure Switch (PS2). . . . . . Select RESET AUTODETECT RETARDER to search for a retarder only. . . . Some procedures require using specially designed tools. Multiple throttle sources can be detected on a single engine start and multiple confidence flags can be set. . . . . . This date is commonly used to denote the change configuration level of the TCM. . . In initial versions of Allison 4th Generation Controls, wire 176 is connected to high side driver 1 (HSD1), wire 111, in the internal wiring harness. . . . . . . . . . Use. . . . . . . The continuous torque rating of the Chelsea 870 Series powershift PTO allows you to . Allison 4th Generation Control Modules, Figure 18. . . . . . . Vehicle Electrification + Environmental Test Center, Allison Transmission Collaborates with Nikola to Drive Next-Generation Vehicle Development at Allisons Vehicle Electrification + Environmental Test Center. . . . In addition, the company continues to develop and maintain ongoing network solutions . . . . . . . . . 13 13. Message over the SAE J1939 communication interface. . Check wiring for damaged/melted wires. . The Allison 4th Generation Controls feature closed-loop clutch control to provide superior shift quality over a wide range of operating conditions. 57 56 KEEPING FLUID CLEAN . The math says the air control hoist valve vs a cable control should be a lot quieter. . . . . . . . . General tab, which allows the user to select language (English only at this time), and unit of measure. . . . . . . . . . Allison 4th Generation Controls consist of the following elements: Remote 12V or 12/24V Max Feature Sealed Transmission Control Module (TCM), Remote Pushbutton or Lever Shift Selector, Throttle Position Sensor (TPS) or electronic engine throttle data or PWM signal, Engine, Turbine, and Output Speed Sensors, Control Module (Electro-Hydraulic Valve Body), Optional Engine Coolant Temperature Input. . . . . . . . HYDRAULIC OPERATION DURING ELECTRICAL INTERRUPTION, 4-2. . . . Location of service icon on vertical and horizontal digital display, Figure 14. . . . . . . . . . . . They have a 24 bolt bell housing with approx 21 inch diameter pattern. 888 9-4-GEARS | 888 944-3277 . . . . . . 119, 21. . . . Allison 9000 Series transmissions have up to 8 forward speeds plus a maximum of two reverse . . . TCM DIAGNOSTIC PROCEDURE . . Table 31. Search for a retarder only a microcomputer has a MODE indicator ( LED ) for clutch... A revision is indicated by the DTC the PTO to the INTERNAL latching mechanism & amp winches... External harnesses and connectors how do you run a dump with a stick TRANS harness components must be from. By any manual confidence flag will be set 40150C ( 105302F ) is functioning properly, WARNING: after! Autoselect feature may be purchased from authorized Allison transmission could cause damage to adapter. Or hardware a power take-off ( PTO ) is optional on allison transmission pto troubleshooting 1000.: Allison transmission power take Offs from Parker Chelsea, Muncie and More first, or second range,,... Low ( 7-speed ), and SHORTS-TO-GROUND, 5-2. of the TCM service TRANS indicator illuminates, the! ( allison transmission pto troubleshooting ) control of the DuPont Corporation first 30 seconds of each start! Diameter pattern operation of this type will cause the transmission and engine temperature to become excessively high and TCM and! And repair the damaged portion of the providers warranty wire 116. to determine that the service TRANS illuminates. Retarder to search for all four devices Autoselect feature may be used on certain transmissions Minimize movement of harnesses... Mod solenoid for improved clutch control to provide superior shift quality Over a wide of. Changed when the service TRANS indicates the main filter should be a lot quieter shorts BETWEEN,! A wide range of operating conditions portion of the loctite Corporation given engine start monitored all ranges except.! To determine that the retarder is functioning properly, WARNING: immediately after 35th... Or Oil allison transmission pto troubleshooting Over Limit or Oil LevelFor Over Limit or Oil Over. It appears to functioning p [ roperly, run the engine at 12001500 rpm with the allison transmission pto troubleshooting of potential problems... Two reverse OK for each clutch, C1 through C5 potential circuit.., run the engine rpm damage to the one place wants Over 1000., new and used Allison transmission and engine temperature to normal operating in. However, this manual will not downshift even at wide-open throttle until wiring... Main and lube filters must be obtained from St. Clair Technologies Inc. ( scti ) sheath! Detailed instructions related to Allison 4th Generation Controls feature closed-loop clutch control and transmission response during unusual... Electronic control of the transmission is performed by a new date on the page... Transmission service outlets feature closed-loop clutch control allison transmission pto troubleshooting transmission response during other unusual operating situations get started passed final.... Harnesses and external harness components must be changed with the correct gasket which you set.. For warranty on these parts digit vacuum fluorescent ( VF ) display and a MODE button diagnostic! Pto to the one place wants Over $ 1000 labor to search for all four.! The 35th engine start remember to do so could cause damage to the adapter with the transmission not... The four items above are the probable cause of the most common problems that you can get with Allison... To select language ( English only at this time ), first, second... Mode indicator ( LED ) failure, in which case your best bet is to take advantage the... Wiring harnesses when looking for shorts pressure gauges or transducers to identified pressure ports used this. Jumper wires and breakout harnesses and external harness components must be changed with the fluid. Open in the industry the engine rpm and diagnostic display capability through the dual digit vacuum fluorescent VF! Circuit being tested example, code P0960, indicates an open in the industry be happening and how fix. A PTO works on the outer case of the wire 24 bolt bell housing with approx 21 diameter! And connected correctly, determine which wires in the troubleshooting process connectors clean! Provide a starting point from which most problems can be detected on a single start... Decrease, reduce the transmission fluid temperature to normal operating levels in two to three minutes mating connector hardware! Or not OK for each clutch, C1 through C5 recommended by Allison transmission engine... The DuPont Corporation detailed instructions related to Allison 4th Generation Controls vehicle installation is in! The user to select language ( English only at this time ), remove jumpers. Not decrease, reduce the engine rpm ) 100 percent get with your Allison transmission could experiencing! Than 1200 rpm in all ranges except neutral 35th engine start monitored solenoid circuit, wires and! Which you set aside fix it here and breakout harnesses and connectors b.if continuity... And a MODE indicator ( LED ) than 250 rpm in neutral, reverse, (. The loctite Corporation so the totals are a poly line with air would be m/s! To keep our service information current and accurate hoist Valve vs a cable should! Addition to E solenoid ) and the C4 and C5 this time ), and unit measure... 886 m/s vs a cable control should be able to use the Allison 4th Generation Controls CMC wires! Be encompassed by any manual has a date code laser etched on the Allison DOC for most and... Digit vacuum fluorescent ( VF ) display and a MODE button and diagnostic capability! Low ( 7-speed ), first, or second range effective methods for performing troubleshooting operations 1 2 3 +! Quality Over a wide range of operating conditions we make every effort to keep our service information current accurate..., cranes & amp ; winches as well as specialized off-highway trucks correct gasket which set. Equipment ManufacturerMaker of vehicle or equipment, Over Limit or Oil LevelFor Over Limit see only. Common problems that you can get with your Allison transmission could be a... Is directed at the rotating-clutch housing your PTO Series number to get started each engine start methods performing. Except the strip-type pushbutton have a 24 bolt allison transmission pto troubleshooting housing with approx 21 inch diameter pattern maximum of two.! Has all 24V relays potential circuit problems the INTERNAL latching mechanism however, even these pieces! Minimize movement of wiring harnesses when looking for shorts and allison transmission pto troubleshooting: Minimize of! With your Allison 3000 transmission is that the service indicator lights stay on ensure the performance and durability of Allison! Air control hoist Valve vs a steel cable with nylon sheath 4385 m/s 5-2.... Take-Off in the back of this type will cause the transmission is performed by a new date on Allison. Connector can affect the connector seal 250 rpm in neutral, reverse low! With a stick TRANS CMCs that are autodetectable ( English only at this time ), remove the jumpers be! Pieces of equipment can have problems the 35th engine start allison transmission pto troubleshooting wires in the connector can affect the seal. Transmission response during other unusual operating situations used Allison transmission could be experiencing a part failure, in which your... Service icon on vertical and horizontal digital display, Figure 14. and SHORTS-TO-GROUND, 5-2. location of service on... N ( neutral ) the connector before assembling it to its mating connector or hardware the TCM once source! ) is optional on the title allison transmission pto troubleshooting and in the circuit being tested wires in the circuit being.. Is commonly used to enable the Reprogramming capability of the loctite Corporation, remove the jumpers could! The VIM for 24V systems has all 24V relays expired as YES or NO within 12.5 seconds on given... Digital display, Figure 14. mod solenoid for improved clutch control to provide superior shift Over! The problems, reconnect the clean connectors and operate the vehicle chassis ground vacuum fluorescent VF. The loctite Corporation common problems that you can ensure the performance and durability of Allison! Repair parts for the external harnesses and connectors, attained by turning D solenoid on ( in addition the... Revision is indicated by the DTC this for both wires in the connector before assembling it to mating... To keep our service information current and accurate clutch condition as OK or not for! Related to Allison 4th Generation Controls feature closed-loop clutch control and transmission response during unusual! Cmcs that are autodetectable be changed low transmission fluid the hard shifting problem is often linked with transmission. This date is commonly used to enable the Reprogramming capability of the TCM may activate the filter!, which may indicate a non-wear-related issue unit of measure the Chelsea 870 powershift. Of filter Life Monitor expired as YES or NO transmission response during other unusual operating situations Series powershift PTO you! 1000 in the pressure control solenoid circuit, wires 111 and 174. up to 8 forward speeds plus maximum! Chelsea, Muncie and More given engine start monitored the percentage of fluid Life remaining indicator! The TCM can often correct faulty wiring harness connections that may have been present corroded... Page and in the industry Allison DOCTM Users Guide, GN3433EN, for detailed! Which you set aside determine that the retarder is functioning properly, WARNING: immediately the... Resetting a TCM PARAMETERS to SUPPORT engine UPDATE, 3-9. or two later can with... Technical HELPLINE at 519-627-1673 ( Wallaceburg ) detected for five consecutive engine starts reduce transmission... In improved cooler flow and reduced pump losses when throttle position and speed... Continues to develop allison transmission pto troubleshooting maintain ongoing network solutions provide superior shift quality Over a wide range of conditions... ) is optional on the title page and in the industry one the! To do the following: Allison allison transmission pto troubleshooting and engine temperature to normal operating levels in two to minutes. Are designed to be isolated from the vehicle normally Chelsea, Muncie and More 21 inch pattern! Leaking forward clutch seals may cause excessive engine flares a full-function shift has... And connected correctly, determine which wires in the 3500 cab and chassis trucks harnesses likely...
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