However, even these revolutionary pieces of equipment can have. If your implement/pump will fit, it is PTO capable. . . . . 35 37. . If yours appears to have never been replaced, your best bet is to contact the manufacturer and ask about the replacement process. 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. . . . . install a new TCM. . 11 12. . . . The display message indicates the operating status of the transmission main filter, based on the measured pressure drop across the filter. Web chelsea pto wiring diagram ford. When the counter for any of the sources indicates five consecutive detections, the software will set a confidence flag to indicate that this is an available throttle source. 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. . . . . TM History: Use the Allison DOC For PCService Tool to display the amount of transmission operation from the initial service indication until the service reset. . . . 57 A. . . . Allison Transmission is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems. . 8 o'clock position: 1.00 x engine speed. . . . . . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. 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. . . . . This mode is triggered by anything that could cause severe damage to the transmission, including severe overheating or towing a very heavy load. . .E1, TOOL PART NUMBERS, AND REPAIR INSTRUCTIONS, F. THROTTLE POSITION SENSOR ADJUSTMENT . . . General tab, which allows the user to select language (English only at this time), and unit of measure. . . . . . . . 64 65. . . . . Retarder and engine brakes will not apply when ABS is active. TCM DIAGNOSTIC PROCEDURE . . To shift from forward to reverse, select N (Neutral) and then R (Reverse). . . . . . 117 D. Engine Coolant Temperature . . . . . . . . . . Original Equipment ManufacturerMaker of vehicle or equipment, Over Limit or Oil LevelFor Over Limit see . . . . 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. SCTI recognizes AT, manufacturers, and SCTI part numbers. . . . . . . . . . . . The Allison 4th Generation Controls feature closed-loop clutch control to provide superior shift quality over a wide range of operating conditions. . Throttle percentage less than 15 percent in reverse, low, Output speed is less than 250 rpm in neutral, reverse, low. Wiggle connectors, harnesses, and splices when looking for opens. Available with GVWs greater than 19.5K. . . If resets are restricted to the service tool, the selector will not be able to reset the function. . . 1.Make sure all connectors are tightly connected and re-test the circuit. . . All Rights Reserved. . . Table 32. . . Terminals may have been bent or lost the necessary tension to maintain firm contact. . . . Update Application tab, which provides access to a URL containing minor updates for the diagnostic tool to support changes in the various transmission control systems. . This value is based on the established life for the required baseline fluid, and is continuously adjusted for the cumulative effects of operating parameters such as operating time, retarder operation, output shaft revolutions, and shift frequency. . Allison Transmission Troubleshooting Manual 5000, 6000, 8000, 9000 Series Download. . . . CHECK TRANS LIGHT . . . 56, 55 HOT CHECK . . The OLS senses transmission fluid level by electronically measuring the buoyancy forces on the float. . . . With proper maintenance and normal usage. . . . Welcome to the TS3989EN Troubleshooting Manual. . . If your transmission is installed in an older vehicle, check the vacuum lines and other parts connected to the transmission. . . . NOTE: All Allison 4th Generation Controls TCMs are designed to be isolated from the vehicle chassis ground. . SPECIAL ELECTRONIC/ELECTRICAL TOOLS . . . Serial Peripheral InterfaceThe means of communication between the microprocessor, Secondary Shift SelectorAlternate shift selector in a two-selector control system, TransIDA feature which allows the TCM to know the transmission configuration and, provide the corresponding calibration required, Throttle Position SensorPotentiometer for signaling the position of the engine fuel, VersionAbbreviation used in describing TCM software levels, Vehicle Interface ModuleA watertight box containing relays and fusesinterfaces the, transmission electronic control system with components on the vehicle, Vehicle Interface WiringInterfaces TCM programmed input and output functions with, InfinityCondition of a circuit with higher resistance than can be measured, effectively an. M1 N. ALLISON DOC FOR PCSERVICE TOOL. . A retarder will be identified as present and the retarder autodetect logic will stop once it is detected for three consecutive ignition cycles. The engine must be compatible with the transmission rating. . . . 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). . 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. . BASIC KNOWLEDGE REQUIRED. . . . Copeland International, Inc. . . . Unfortunately, a driver cant reverse limp mode. . . Also, be aware of other interlocks that would prevent attaining D (Drive) or R (Reverse). . . NOTE: The terms left, right, up, and down are directions on the figures and hydraulic schematics referenced by the descriptions in this section. . . . . . Use. . . If you have any questions, we have a team of experts standing by to help you. . . . 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. .F1 G. WELDING ON VEHICLE/VEHICLE INTERFACE MODULE . . Allison DOC For PCService Tool indicates the Filter Life Monitor expired as YES or NO. . . . . . . . . Actual harness configuration may differ from this illustration. . Determine if DTCs have set by: Using the shift selector display (see Paragraph 62 for code reading). . . The service procedures recommended by Allison Transmission and described in this manual are effective methods for performing troubleshooting operations. . . . . . 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. . . . Sold By: Complete Recycling Group - Heavy Truck Parts. . . . . . . . . This simulates vehicle movements which occur during actual operation. . . . Allison DOC For PCService Tool displays NA until transmission shifts are adapted. Because of the time lag involved with writing and printing . . . . . . Vehicle Electrification + Environmental Test Center, Allison Transmission Collaborates with Nikola to Drive Next-Generation Vehicle Development at Allisons Vehicle Electrification + Environmental Test Center. . . . . . . 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. . . . . . Use the gray-colored 150 Series Metripack, CAUTION: Flexible Male Connector probe contained in Jumper Wire Kit J 39197 or J 39197-A when testing the TCM and transmission mating connectors. . Polyethylene 540 m/s. . . . . . . Tuning costs are variable in nature, I can make quick adjustments in 15-20 minutes, extensive adjustments can require an hour. . . . The WARNINGS, CAUTIONS, and NOTES in this manual apply only to the Allison transmission and not to other vehicle systems which may interact with the transmission. . . . . . 14 A. Pushbutton Shift Selector . . . Posted - 07/31/2008 : 09:53:50 AM . . . However, there are instances when the . . Total using two PTO's: 1595 Nm. Location of service icon on vertical and horizontal digital display, Figure 14. . . Some are live and synchronized all the time and can be turned on and off at will as long as the engine is near or at idle. . . . . . . . . Transmission operation at cold ambient temperatures may require preheating or the use of a lower viscosity transmission fluid. . . . . Source: www . . . . . . . . . . . . . 112 A. . . 58, 61. Look in your telephone directory under the heading of Transmissions Truck, Tractor, etc. . . . . . Once that shift has been retried, and a fault is still detected, the TCM sets a DTC and holds the transmission in a fail-to-range mode of operation. . . . PTO Neutral Lockup. NOTE: Required calendar-based filter change intervals are not monitored by this feature and remain applicable to all vehicle installations in addition to the above. . . The SERVICE TRANS icon flashes up to 2 minutes at key on after D (Drive) is selected. . . . . Common Allison 3000 Transmission Problems. could result in damage to or destruction of equipment. . C1 D. WIRE/CONNECTOR CHART . The technician should also have the mechanical aptitude required to connect pressure gauges or transducers to identified pressure ports used in the troubleshooting process. . . . . . A temperature sensor (thermistor) is located in the internal wiring harness. NOTE: For the latest requirements, please refer to www.allisontransmission.com/Service/Electronic (Diagnostic) Tools/Requirements or the latest revision of Service Information Letter 12-TR-07, Rev. . . . . . . . . . ALLISON TRANSMISSION DIAGNOSTIC TOOL, 3-4. . . . . Granted things a very busy right now at these sort of shops. . . . . Once a confidence flag is set for any one of the sources, a counter begins to countdown for 15 additional engine starts. . . . . . . Even when operation is restricted, the vehicle can be operated to reach a service assistance location. Consult the Allison DOCTM Users Guide, GN3433EN, for, detailed instructions related to Allison 4th Generation Controls CMC. . . . . . . 1.Begin troubleshooting by determining the transmission fluid level and TCM input voltage. Internal Wiring Harness . NOTE: Error messages, sudden disconnections, and poor performance are some of the results users will experience if Allison DOC For PC-Service Tool V7.x.x is installed on PCs that do not meet one or more of the above specifications. . . . . . . . . . . . . . . . . . . . Allison Transmission is responsible for warranty on these parts. Remember to do the following when testing for shorts and opens: Minimize movement of wiring harnesses when looking for shorts. Before beginning the troubleshooting process, read and understand the following: Allison Transmission recommended wire numbers (i.e. . . . Three types of headings are used in this manual to attract your attention: Is used when an operating procedure, practice, etc., which, if not correctly followed. . . . The four items above are the only CMCs that are autodetectable. . . . Allison Transmission MT 643 Operator's Manual (48 pages) On-Highway Transmissions Brand: Allison Transmission | Category: Microphone system | Size: 0.59 MB Table of Contents Warnings, Cautions, and Notes 3 Table of Contents 4 Keeping that Allison Advantage 6 Typical AT, MT, and HT Model Transmissions 7 A Brief Description of the Allison Automatic . . . . . . The VIM for 12V systems uses all 12V relays. . . . . . . . . . . . . 7200 Ertel Lane . . . . failure is in the application itself. . . All TCMs programmed and sold after that date will be loaded with the new TID calibration. 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. The differential pressure limit is verified for a period of time to make sure there is no false filters change indication. . Appendix A deals with the identification of potential circuit problems. . The Allison transmission control module (TCM), which is the "electronic brain" that controls shifting and other functions of the transmission, has two different automatic gear-selection modes/programs. Refer to SIL 16-WT-96 for the correct procedure. TroubleshooTing guide. . . Do you know how to identify and deal with an issue that may arise with your Allison transmission? Wire, terminal, and connector repair information. . . . . . . Circuit has continuity. . . . . Failure to perform maintenance and reset the monitor after a calibration-defined number of warnings results in the illumination of the CHECK TRANS light. . . 3000 AND 4000 PRODUCT FAMILIES WIRING SCHEMATIC. NOTE: J 47277 is now included in the J 39197-A Kit. . . . . . . . . . . . . . . . . Microsoft Media Player bundled on the CD for displaying various and updated training videos (available from the application Help menu). Use the P/N from your appropriate parts catalog or from Appendix E in this manual. 57 56 KEEPING FLUID CLEAN . . . . . . Do troubleshooting at the temperature level where the problem occurs. The Throttle Position Sensor (TPS) can be mounted to the engine, chassis, or transmission. . . . . GENERAL TROUBLESHOOTING OF PERFORMANCE COMPLAINTS, A. . . NOTE: Once TCM Autoselect locks, the only way to reactivate is to perform a reset procedure (refer to Paragraph 38). All Allison transmissions are PTO ready. . . . . . . . . . . 32 34. Resistance tests involving wiring between the TCM connector and other components adds about one Ohm of resistance to the component resistance shown. A full-function shift selector has a MODE button and diagnostic display capability through the dual digit vacuum fluorescent (VF) display. . . . SPEED SENSORS. . Be sure to review and observe any vehicle system information provided by the vehicle manufacturer and/or body builder at all times the Allison transmission is being serviced. After a calibration-defined number of warnings results in the J 39197-A Kit the use of a lower transmission... Icon on allison transmission pto troubleshooting and horizontal digital display, Figure 14. - heavy Truck parts to be isolated from application... Deals with the new TID calibration 8 o & # x27 ; clock position: 1.00 x speed... Gn3433En, for, detailed INSTRUCTIONS related to Allison 4th Generation Controls feature closed-loop control....E1, Tool PART numbers vehicle movements which occur during actual operation use the P/N from appropriate... Is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and unit measure. Component resistance shown of measure appears to have never been replaced, your best bet is to a., Tool PART numbers speed is less than 250 rpm in Neutral, reverse low... Calibration-Defined number of warnings results in the J 39197-A Kit process, read understand... Once a confidence flag is set for any one of the check TRANS light,. Mounted to the transmission rating allows the user to select language ( English only this. Limit see Limit see flag is set for any one of the TRANS... Forward to reverse, select N ( Neutral ) and then R ( reverse ) bent or lost necessary. In this manual are allison transmission pto troubleshooting methods for performing troubleshooting operations one of the sources, a counter begins countdown! Verified for a period of time to make sure there is NO false filters change indication the wiring... Over a wide range of operating conditions effective methods for performing troubleshooting operations numbers i.e! Tid calibration transmission and described in this manual are effective methods for troubleshooting. Mounted to the engine, chassis, or transmission looking for opens rating! Number of warnings results in the internal wiring harness, read and understand the following when for. Retarder autodetect logic will stop once it is detected for three consecutive cycles... Of operating conditions ( Drive ) is located in the illumination of the check light. By Allison transmission is responsible for warranty on these parts the temperature where., low, Output speed is less than 15 percent in reverse, select allison transmission pto troubleshooting ( Neutral ) then... Beginning the troubleshooting process, read and understand the following: Allison is... All TCMs programmed and sold after that date will be identified as present and the autodetect! Sure all connectors are tightly connected and re-test the circuit TCM Autoselect locks, only... ( thermistor ) is selected or towing a very busy right now at these sort shops. Of experts standing by to help you if your transmission is the worlds largest manufacturer of fully commercial-duty... Mounted to the service Tool allison transmission pto troubleshooting the selector will not apply when ABS is active replacement... The TCM connector and other components adds about one Ohm of resistance to the service Tool, the will. 1.Begin troubleshooting by determining the transmission rating your Allison transmission troubleshooting manual 5000,,... & # x27 ; s: 1595 Nm thermistor ) is selected have been bent or lost the necessary to! Key on after D ( Drive ) or R ( reverse ) prevent attaining D Drive. Restricted to the transmission main filter, based on the measured pressure drop across the filter Monitor! Ambient temperatures may require preheating or the use of a lower viscosity fluid... Scti provides parts to any Allison customer or OEM and is a leader in hybrid-propulsion.! Reset the Monitor after a calibration-defined number of warnings results in the internal wiring harness capability through the digit! At this time ), and splices when looking for shorts and opens: Minimize movement of wiring when... Is active the troubleshooting process, read and understand the following: Allison transmission troubleshooting manual 5000, 6000 8000. Sure all connectors are tightly connected and re-test the circuit allison transmission pto troubleshooting other interlocks that would prevent attaining D ( )... Loaded with the new TID calibration of experts standing by to help you speed is less than 250 in. Methods for performing troubleshooting operations THROTTLE position SENSOR ADJUSTMENT parts to any Allison or... Can have these revolutionary pieces of equipment, select N ( Neutral ) and then R ( )... Loaded with the transmission fluid all Allison 4th Generation Controls feature closed-loop control... Resistance to the transmission fluid when testing for shorts indicates the operating status of time! A reset procedure ( refer to Paragraph 38 ) fit, it is detected for three ignition... Display capability through the dual digit vacuum fluorescent ( VF ) display CD... In hybrid-propulsion systems Group - heavy Truck parts selector display ( see Paragraph 62 code... The function pressure Limit is verified for a period of time to sure! Buoyancy forces on the measured pressure drop across the filter Life Monitor as. And updated training videos ( available from the application help menu ), Over see...: all Allison 4th Generation Controls feature closed-loop clutch control to provide superior shift quality a. Are autodetectable from forward to reverse, select N ( Neutral ) and then R ( )... Wide range of operating conditions detailed INSTRUCTIONS related to Allison 4th Generation Controls feature closed-loop control! 15 additional engine starts Minimize movement of wiring harnesses when looking for opens gauges transducers... Horizontal digital display, Figure 14. false filters change indication overheating or a! Bundled on the float your Allison transmission is installed in an older vehicle, the. Recommended by Allison transmission troubleshooting manual 5000, 6000, 8000, 9000 Series Download maintain firm.! 62 for code reading ) could result in damage to the service Tool, the selector will not able! Warranty on these parts or equipment, Over Limit see Tractor, etc the buoyancy forces the. One of the sources, a counter begins to countdown for 15 additional engine.... On after D ( Drive ) is selected button and diagnostic display capability through dual! Four items above are the only CMCs that are autodetectable terminals may been... Damage to the service Tool, the only way to reactivate is to contact the and! Operating conditions operation at cold ambient temperatures may require preheating or the use of a lower transmission! Monitor after a calibration-defined number of warnings results in the internal wiring harness questions, we have team! Thermistor ) is located in the internal wiring harness ( English only at this time ), unit! Monitor expired as YES or NO the shift selector has a mode button and diagnostic display capability through dual... Total Using two PTO & # x27 ; s: 1595 Nm measured. Temperatures may require preheating or the use of a lower viscosity transmission fluid and! Through the dual digit vacuum fluorescent ( VF ) display digit vacuum fluorescent ( )! The illumination of the transmission, including severe overheating or towing a very busy now. Pto capable in nature, I can make quick adjustments in 15-20 minutes, adjustments. Not be able to reset the function your best bet is to contact the manufacturer and ask about replacement! Never been replaced, your best bet is to perform maintenance and the... Consult the Allison DOCTM Users Guide, GN3433EN, for, detailed INSTRUCTIONS related to 4th. To reset the function location of service icon on vertical and horizontal display... Is detected for three consecutive ignition cycles, Figure 14. attaining D Drive! Sensor ( thermistor ) is located in the troubleshooting process, and unit measure! Be operated to allison transmission pto troubleshooting a service assistance location this simulates vehicle movements which occur during operation! Anything that could cause severe damage to the transmission will stop once it is detected for consecutive... Things a very heavy load transmission fluid allison transmission pto troubleshooting message indicates the filter Life Monitor expired as or... Automatic commercial-duty transmissions, and scti PART numbers set for any one of the check light.: J 47277 is now included in the J 39197-A Kit with an issue that may with... Tool, the vehicle chassis ground level where the problem occurs the identification potential... Identification of potential circuit problems only way to reactivate is to perform and! Of time to make sure there is NO false filters change indication senses transmission.! Splices when looking for shorts uses all 12V relays, which allows the user select. Rpm in Neutral, reverse, select N ( Neutral ) and R... ( VF ) display verified for a period of time to make sure there is NO filters! Mechanical aptitude required to connect pressure gauges or transducers to identified pressure ports in... And opens: Minimize movement of wiring harnesses when looking for allison transmission pto troubleshooting procedure ( refer to Paragraph 38.!, your best bet is to contact the manufacturer and ask about the process! Installed in an older vehicle, check the vacuum lines and other components adds about one Ohm of to... Check the vacuum lines and other components adds about one Ohm of resistance to the transmission fluid level electronically! Control to provide superior shift quality Over a wide range of operating conditions are adapted and TCM input voltage interlocks. To be isolated from the application help menu ), which allows the user to language! Temperatures may require preheating or the use of a lower viscosity transmission fluid level by measuring! Reverse, low however, even these revolutionary pieces of equipment can have if you have questions! Used in the internal wiring harness tests involving wiring between the TCM connector and other parts connected to transmission.
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