. . . The solenoid regulator valves are controlled by solenoids that control transmission clutch application. . . . . Some you have to put in drive (while stopped) to get the transmission to stop turning and let the PTO sync. . . Replace trigger Check air pressure. . . . . . . . . . . . . 158) all use a 1 for the first digit and the. . . . . . . . . . . . . . . . . Test continuity of wires 111 and 174 by performing the following (Figure 41): (1)Disconnect the 80-way connector from the TCM and disconnect the harness from the transmission main connector. Diagnostic and oil level (if sensor is present) information is obtained from the LED display by pressing the display mode button. . Use the Allison DOC. . . . If the code does not reappear, it may be an intermittent problem. ELECTRONIC FLUID LEVEL CHECK (ALLISON DOC FOR PCSERVICE TOOL) . . . . 17 16. . OM Reset: The function may be reset by one of the following methods: NOTE: Prognostic information can only be reset in the higher of two shift schedules, if applicable. The turbine speed sensor is mounted on the control module for the 3000 Product Family transmissions. . 35 37. . . THROTTLE POSITION SENSOR (Figure 15). . . . . . . . . . . . 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. . . . . It is normal for the TCM date displayed electronically to be a few days prior to the date shown on the label. . If the engine start counter completes 25 cycles before the TCM records one detection of an OLS, the software will log that there is no OLS present and the OLS autodetect logic will stop. . . . We can rebuild or repair your Chelsea PTO or Muncie PTO off your Allison Transmission for you if you'd like. Transmission Fluid The hard shifting problem is often linked with low transmission fluid levels. Remember to do the following when testing for shorts and opens: Minimize movement of wiring harnesses when looking for shorts. . . . . . . . . . . Locate the appropriate troubleshooting chart and follow the instructions. . Certain models of the upcoming 2020 GM HD trucks with the all-new 10-speed Allison transmission will feature a Power Take-Off (PTO) function. . . Typical Allison 4th Generation Shift Selectors, 14. . . iii WARNINGS, CAUTIONS, AND NOTES . . . TESTING AT TRANSMISSION FEEDTHROUGH CONNECTOR FOR INTERNAL, HARNESS OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND . If engine rating is not compatible, the vehicle must be returned to the OEM for engine recalibration. . . . . . . . The SCTI addresses and phone numbers for parts outlets are: SCTI is the source for external harness repair parts. . . . . B1 C. SOLENOID AND CLUTCH CHART. . . . . . . . . . . . . . . . . . . . . . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . . . . After the OLS circuit is repaired, reset autodetect or manually select the OLS function using the Allison DOC For PCService Tool. . . . . . . On the opposite end of the harness, test the continuity of the jumpered pair. . . . . Loctite is a registered trademark of the Loctite Corporation. . . . . . D (Drive) or R (Reverse) will not be attained unless the shift is made with the engine at idle. . . Which of these potential problems apply to your situation? b.If the continuity test is good (02 Ohms resistance), remove the jumpers. . The strip pushbutton shift selector does not have a MODE button, diagnostic capability, or adjustable illumination. . . . requiring 400 to 2400 horsepower engines. . . . . . . HSD1 supplies power to PCS6 and MAIN MOD solenoids. Houston, Tx 77040, Phone 713.466.9838 . . . . . . . .F1 G. WELDING ON VEHICLE/VEHICLE INTERFACE MODULE . . . . A temperature sensor (thermistor) is located in the internal wiring harness. . . . Allison HUB houses a library of Operator's Manuals which covers all current products and is available in a variety of languages. . The engine must be compatible with the transmission rating. . 1. . Is your Allison transmission not shifting properly? . Once a confidence flag is set for any one of the sources, a counter begins to countdown for 15 additional engine starts. . . . . . . . . the Allison DOC For PCService Tool to reset retarder autodetect or to manually select the presence of the retarder after the PCS5 circuit is repaired. . . . Allison 4th Generation Control functions are controlled by the TCM. . . Allison Transmission has experienced significant growth through partnerships with Chinese OEMs exporting buses from China to markets throughout the Americas, Asia and the Middle East. . . . A revision is indicated by a new date on the title page and in the lower left corner of the rear cover. The Filter Life Valve strokes because of the higher main pressure (before the filter). . . Hydraulic problems are detected by comparing the speed sensor information for the current range to that ranges speed sensor information stored in the TCM memory. . . . . . . . . . . . . . . . . . . . . . . . approximately 10 percent or the running clearance exceeds a maximum value, which may indicate a non-wear-related issue. . See Figure 1. . 116 A. Retarder . . . The TCM monitors the OLS input voltage on wire 116. . . . . . Internal Wiring Harness . . . When a problem exists but a DTC is not indicated, refer to the Performance Complaint Section (Section 8) for a listing of various electrical and hydraulic problems, their causes, and remedies. . First, set correct backlash between adapter and PTO and set the gaskets aside. . They are throwing some interesting labor quotes ranging from $600-$700 to the one place wants over $1000 labor. 34 36. . . SCTI provides a technical HELPLINE at, 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, Optional Engine Coolant Temperature Input. . P0897 indicates the remaining fluid life has reached 1 percent. . . . . . . . . Figure 13. . . . . 51 52. . . . Throttle percentage less than 15 percent in reverse, low (7-speed), first, or second range. To install pto and wire in switch. . . . This is the date when the TCM passed final testing. . . . . . N1 P. INPUT/OUTPUT FUNCTIONS . . . . If the engine is not supported, the TCM will lock to a non-SEM state. . . . . . . SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . . If the complaint does not return, leave the original TCM installed. . . . . . . With proper maintenance and normal usage. Please use these SILs to obtain up-to-date information concerning Allison Transmission products. . . . Some procedures require using specially designed tools. Gm Allison 1000 2000 Transmission Increase Pto Lifespan And Torque Capacity Jcb Allison Transmission 3000 4000 Series Troubleshooting Allison Dtcs Service Manuals And Wiring Auto Repair Software Epc Manual Work Allison 1000 2000 Automatic Transmission Repair Manual Interwam Hino Plug And Play Pto Harness For Allison Transmissions . . The sensor operates on. . . . . . . . . . . . . TroubleshooTing guide. . VEHICLE INTERFACE MODULE . Figure 11 is a block diagram of the basic system inputs and outputs. . . . . . . . will cause severe overheat damage to the transmission. . . . . . . . . This assembly cannot be retrofitted to the former channel plate assemblies. . . . . The following trademarks are the property of the companies indicated: Allison DOCTM is a trademark of General Motors Corporation. . . . . . Allison 4th Generation Internal Wiring Harness with Prognostics, 18. Repair parts for the internal wiring harness and for wiring harness components attached to the shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). . . . . . . . 116 19. . . . . NOTE: Once TCM Autoselect locks, the only way to reactivate is to perform a reset procedure (refer to Paragraph 38). . . 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. . . Posted - 07/31/2008 : 09:53:50 AM . . . Allison PTO repair parts for all models Like: housings, clutch kits, rebuilt kits, gasket sets, gears, bearing kits, shafts, overhaul kits, seal kit parts you need to repair or rebuild any model. . . . . . . Remember that some problems may be temperature related. . . . . . 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. . . . Refer to Section 5-2 for this procedure. . . . . . . . . . . . . . . . Rebuilt, New and Used Allison transmission Power Take Offs from Parker Chelsea, Muncie and More. . . . . . . . . . . . . . . . . . . . Disconnecting and reconnecting the TCM can often correct faulty wiring harness connections that may have been present. 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). . . . . . . . . . . Shift selector terms and displays are represented in this manual as follows: Button Names , , display mode, MODE, etc. . . . . . . . . . 58, 61. . . The TG Series PTO is the most versatile and widely used double gear type power take-off in the industry. . . . . . . Clean dirty terminals or connectors with isopropyl alcohol and a cotton swab, or a good quality, non-residue, non-lubricating, cleaning solvent such as LPS Electro Contact Cleaner or LPS NoFlash Electro Contact Cleaner. Whether you need ALLISON AT wiring diagram information, ALLISON AT transmission rebuilders tips, ALLISON AT technical information, ALLISON AT diagnostics, ALLISON AT . Because of the time lag involved with writing and printing . . . . PTO mounting pads. . . . . . . . . . Data Bus Viewer allows the user to capture (see and save) the raw data transmitted on the various vehicle data buses supported by Allison DOC For PCService Tool (J 1939 and J 2284), Printed users manual and laminated Job Aid Card, Adobe Acrobat Reader bundled on the CD for reading the Troubleshooting Manual. . . . If the problem recurs, proceed with Step (4). . . . . . . . . . . . . Wiggle connectors, harnesses, and splices when looking for opens. . VIMs are available for both 12V and 24V electrical systems. . . . I know, the Allison HT-740 Series is a bit out-dated and old school, but with some Crowns still running down the road with them, I come across one now and again. . . . . TESTING FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND. . SCTI provides a technical HELPLINE at. When installed on the users own PC, it will allow the technician to acquire data from the transmissions control system and through the use of embedded troubleshooting manuals, conduct systematic troubleshooting of transmission complaints. . . . . . SHIFT SELECTOR DISPLAYS RELATED TO ACTIVE CODES, 6-5. For example, taping a wire that has been rubbing on a frame rail will not correct the problem unless the rubbing contact is eliminated. Oil Level Sensor (OLS) . . . . . . NOTE: The Filter Life Monitor triggers the SERVICE TRANS icon following a reset if the Filter Life indicator switch reopens. ALLISON TRANSMISSION_TS3977EN_Troubleshooting Manual 4th Gen 1000 & 2000 Prod Fam - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. TM TRANSMISSION SERVICE Condition: The SERVICE TRANS indicator illuminates, indicating the need for clutch maintenance. Autoselect is deactivated following the first 20 engine starts where engine and transmission communication are present. . Owning Continue reading Allison Automatic Transmission Wiring . . . . . . . . . . . . . . . . . . . . . . . . If temperatures do not decrease, reduce the engine rpm. . All Allison transmissions are PTO ready. Furthermore, TID only works when the controller and transmission have the same generation controls. For example, Code P0960, indicates an open in the pressure control solenoid circuit, wires 111 and 174. Determine if DTCs have set by: Using the shift selector display (see Paragraph. . . . . ALLISON TRANSMISSION DIAGNOSTIC TOOL. . . . . Make sure all updates listed in this section and all other requirements are met prior to using the Prognostics features. . SCTI will have parts catalogs available. . . . . . . 888 9-4-GEARS | 888 944-3277 . . . . . . . . . . . . . . . . . . . . . . . . . . . A loose dipstick, clogged breather, improper dipstick marking and water in the transmission are also probable causes of the problem. . . . . This date is commonly used to denote the change configuration level of the TCM. . . . . . . . Copeland International, Inc. . . . . . . . . . . . . . . . . . . The cleaning solvent should evaporate quickly to prevent the possibility of, condensation within the connectors. . . WIRING HARNESSES. . . The TransID feature enables the TCM to recognize various transmission hardware configurations and select an appropriate software calibration. . Failure to perform maintenance and reset the monitor after a calibration-defined number of warnings results in the illumination of the CHECK TRANS light. . Figure 15. NOTE: Allison Transmission is providing for service of wiring harnesses and wiring harness components as follows: Repair parts for the internal wiring harness and for wiring harness components attached to the shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). . The VIM for 24V systems has all 24V relays. 3000 AND 4000 PRODUCT FAMILIES WIRING SCHEMATIC.
