. Transmission Fluid The hard shifting problem is often linked with low transmission fluid levels. . Internet connection capability with Internet Explorer 5.0.1 or greater. . . . . . Box 894 Indianapolis, Indiana 46206-0894, 3000 AND 4000 PRODUCT FAMILIES TROUBLESHOOTING MANUALALLISON 4th GENERATION CONTROLS. . 56 B. . . . Posted January 16, 2019. . . . . . . . The TPS contains a pull actuation cable and a potentiometer. 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. . . . . . . . . . . The rest is in the PCM. . . . . . Minimum value displayed is 00 percent. . Make sure all updates listed in this section and all other requirements are met prior to using the Prognostics features. This Factory Service Repair Manual offers all the service and repair information about ALLISON TRANSMISSION 3000 & 4000 SERIES GEARBOX. . . . . . . . . . . . . . . . . . . Dry Air (can vary depending on humidity) 346 m/s. . Some procedures require using specially designed tools. . . . . . . . . . . The technician should be able to use jumper wires and breakout harnesses and connectors. . Even when operation is restricted, the vehicle can be operated to reach a service assistance location. . . . . . . . . Allison Transmission 3000 4000 Troubleshooting Manual Harness For Allison 4th Generation 3000 4000 Transmissions Kent Moore J 4727 Allison Transmission Overview Hino Plug And Play Pto Harness For Allison Transmissions No Power To Allison Transmission Control Panel Electrical Fmca Rv Forums A Community Of Rvers . . . However, even these revolutionary pieces of equipment can have problems. . requiring 400 to 2400 horsepower engines. . . NOTE: Is used when an operating procedure, practice, etc., is essential to highlight. . . . 614, A. . . Allison DOC (Diagnostic Optimized Connection) For PCService Tool is a PC-based diagnostic tool for use with 3000 and 4000 Product Families transmissions. . Shut off the engine and ignition before any harness connectors are disconnected or connected. . 16. If the replacement TCM corrects the original complaint, reinstall the original TCM to verify that the complaint returns. . . . . Furthermore, TID only works when the controller and transmission have the same generation controls. . . . . . . TESTING AT TRANSMISSION FEEDTHROUGH CONNECTOR FOR INTERNAL HARNESS OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND, 5-2. . . . . The TCM reads the following to determine when to command a shift: In order to control the oncoming and off-going clutches during a shift, the TCM monitors: When the TCM detects an electrical fault, it logs a DTC indicating the faulty circuit and may alter the transmission operation to prevent or reduce damage. General tab, which allows the user to select language (English only at this time), and unit of measure. . Enter your email address and check your inbox. . . . We have PTOs for the Allison 1000, 2000, 3000, and 4000 series and more. Buy Now. . . . . Use the Allison DOC. Figure 17. . This pressure forces the valves down to connect the necessary flow passages for clutch engagement. Source: www . iii WARNINGS, CAUTIONS, AND NOTES . . RESETTING A TCM PARAMETERS TO SUPPORT ENGINE UPDATE, 3-9. . . . 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. . . . . . . . 20-WAY TRANSMISSION FEEDTHROUGH HARNESS CONNECTOR, Figure 12. . . . . . . . . . . . . . . . ), FOREWARD. . . . . . . . . . . . . . . . If it appears to functioning p[roperly, run the engine at 12001500 rpm with the transmission in N (Neutral). . Free 800.966.9860. . . . . . . . Autoselect is deactivated following the first 20 engine starts where engine and transmission communication are present. . . . . . . . . . . . . . . . . . . . . Chelsea PTO and Pumps For All Allison Transmission Models. . . . . . . NOTE: All external harnesses are OEM supplied. 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. . . . . Description of the electronic control system components. . . . . . A complete wiring schematic is shown in Appendix J. . . . The lamp strategy for the icon varies, either flashing, or steady, to indicate to the operator which function detected the threshold value was reached. . . . . . 14 A. Pushbutton Shift Selector . . . . Harness has been chafed and one or more wires are. . Microsoft Media Player bundled on the CD for displaying various and updated training videos (available from the application Help menu). . . . . . . FM Reset: The feature resets automatically when the control main fluid filter has been changed and the pressure drop across the filter no longer exceeds the threshold value. . . . . DIAGNOSTIC CODE RESPONSE . . . 1. . 16 15. If you find yourself stuck in third gear with this model of transmission, its probably time to have it rebuilt. . . Use the Allison DOC For PC Service Tool and the code display procedure described in Section 6. . . . . . . . . . . . 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. . . . . . . Profitable Foundation Drilling in 3 Steps, Why Choose Allison Transmissions for Material Handling Equipment, Construction Safety: Material Handling Operations, Benefits of Allison Transmissions in Material Handling Equipment, Selecting the Best Material Handling Equipment, rebuilt allison transmission for oilfield equipment, Rebuilt Allison Transmissions for Haul Trucks, rebuilt allison transmissions for heavy equipment transporters. . . . . . . . Dont keep driving a vehicle with a faulty part! . . . . . . . . . . . . When the C5 clutch is exhausted, as in second through sixth ranges, PS1 verifies the position of the C1 and C2 latch valves. . . . . All Allison transmissions are PTO ready. . . . . . . . The TCM (Figure 13) contains the microcomputer which is the brain of the control system. . . 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. . . . OM History: A historical record of the last 6 resets, including mileage at the time of each reset, may be viewed using the Allison DOC For PCService Tool . . . 3000 AND 4000 PRODUCT FAMILIES WIRING SCHEMATIC. . Do this for both wires in the circuit being tested. The Allison Transmission 9000 Series is designed for extreme operating conditions in highly demanding applications up to 1,939 kW (2,600 hp). . . . . The selector lever can be moved freely between D and the numbered forward ranges without pressing the hold override button. . . . . . Wire, terminal, and connector repair information. . . . . . . . Houston, Tx 77040, Phone 713.466.9838 . . Second, mount the adapter with proper backlash to the transmission. . . . . DIAGNOSTIC CODE MEMORY. . . . . . . . . . . Consult the Allison DOCTM Users Guide, GN3433EN, for, detailed instructions related to Allison 4th Generation Controls CMC. . . . . . Test drive the vehicle to confirm a DTC or performance complaint. . . . . . . . Do not insert test probes larger than 0.81 mm into the TCM 80-way and transmission 20-way connectors. Terminals may have been bent or lost the necessary tension to maintain firm contact. . . . . . Whenever a transmission is overhauled, exchanged, or has undergone internal repairs, the TCM MUST. . . . . . Dont let a transmission in need of repairs bring your workplace to a halt! . . Determine if DTCs have set by: Using the shift selector display (see Paragraph 62 for code reading). . Shut off the engine and ignition before any harness connectors are disconnected or connected. . . . . . . . . . . . . . . . . . . . . . . . . . . . install a new TCM. . . and ask about the replacement process. That range will be shown on the shift selector display. . Beginning the Troubleshooting Process . 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. . The service procedures recommended by Allison Transmission and described in this manual are effective methods for performing troubleshooting operations. . Reviewing the Table of Contents will aid you in quickly locating information. . Replace PTO housing, gears. IDENTIFICATION OF POTENTIAL CIRCUIT PROBLEMS . During an electrical interruption, the latch valves and two normally high, PCS1 and PCS2, enable the transmission to operate in a limp mode, allowing the operator to drive the vehicle to a location where it can be serviced. . . . . Windows Media Player is installed by default, Adobe Acrobat Reader is installed by default. If dirty or corroded terminals are the probable cause of the problems, reconnect the clean connectors and operate the vehicle normally. . . . The first place to look when troubleshooting a P.T.O. . . . . . . . . Transmission operation at cold ambient temperatures may require preheating or the use of a lower viscosity transmission fluid. . . . . . The 3000 and 4000 Product Families transmissions configurations can be programmed to have up to six forward ranges, neutral, and one reverse range. . . 13 13. . . . . . . . . 57 A. . . . The oil level sensor is available on any 3000 and 4000 Product Families transmissions except the 3000 7-speed transmissions. . Additional information may be published from time to time in Service Information Letters (SIL) and will be included in future revisions of this and other manuals. . . . . . could result in damage to or destruction of equipment. . 117 C. Throttle Source . . . . . . . Figure 15. . . . . Using genuine Muncie repair parts is key to the life of your PTO. th. . . . Repair parts for the external harnesses and external harness components must be obtained from St. Clair Technologies Inc. (SCTI). . . . . . . . . . Cold Check Procedure . . . . During the entire autodetect period, the software will use the highest priority source as the throttle source if multiple sources are detected before any confidence flags are set. . . 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. . . Because of the time lag involved with writing and printing . . . . NOTE: If an OLS is known to be present but has not been detected, a possible cause is that the transmission fluid level is too low. . . . . . . If all connectors are clean and connected correctly, determine which wires in the chassis harness are indicated by the DTC. . . . . Available with GVWs greater than 19.5K. . . . . . . . Circuit has continuity. Both the main and lube filters must be changed when the SERVICE TRANS indicates the main filter should be changed. . . . . . . . . . . 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. . . . . Technicians need to know how to use a digital volt/ohmmeter (DVOM) to make resistance and continuity tests. . . . . . . . . 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. . . . . (2)TCM Reprogramming tab, used to enable the reprogramming capability of the Allison DOC For PCService Tool . . . . . will cause severe overheat damage to the transmission. . TRANSMISSION . . Replace the TCM with a known, good TCM from a similar vehicle. Other CMCs can be changed at any time and are not related to autodetect. . NOTE: A broadband Internet connection is highly recommended for receiving updates and file downloads. . 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. During an electrical interruption, the latch valves cause the transmission to engage specific clutches based on the range in which the transmission was operating when the interruption occurred. . . BASIC KNOWLEDGE REQUIRED. . . . . . . . . . Cleaner, trapped in the connector can affect the connector seal. . . . . . . . . . . See Figure 1. . Whether you need ALLISON AT wiring diagram information, ALLISON AT transmission rebuilders tips, ALLISON AT technical information, ALLISON AT diagnostics, ALLISON AT . . . . . . . 5.If all connectors are clean and connected correctly, determine which wires in the chassis harness are indicated by the DTC. . . . . COLD CHECK. Whenever a TID level change is to be made, the new TID level calibration will be added to the PROM Calibration Configurator System (PCCS) before the change (s) is (are) made in production to the transmissions. . During normal transmission operation, illumination of the LED indicator shows that a secondary or special operating condition has been selected by pressing the MODE button. If theres anything out of place, switch them back and try again to see if you can duplicate the problem. . . Figure 21. . . . . . . Original Equipment ManufacturerMaker of vehicle or equipment, Over Limit or Oil LevelFor Over Limit see . . . . . . . . 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, Printed users manual and laminated Job Aid Card, 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), 512 MB of RAM system memory (1 GB recommended), Full administrative privileges are required to install, update, and run Allison DOC For, Internet connection capability with Internet Explorer, Windows Media Player is installed by default, Adobe Acrobat Reader is installed by default, NOTE: For the latest requirements, please refer to, or the latest revision of Service Information Letter, Allison Transmission recommended wire numbers (i.e. . Drive the vehicle; confirm DTCs have not returned. . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . The turbine speed sensor on the 4000 Product Family transmission is located on the outside of the main housing. . . . . Please use these SILs to obtain up-to-date information concerning Allison Transmission products. . . . . . (2)On the opposite end of the harness, test the continuity of the jumpered pair. . 73, SECTION 8. . . . . . . . . . . . Engine speed less than 1200 rpm in all ranges except neutral. . Weak trimmer valves and leaking forward clutch seals may cause excessive engine flares. . RESETTING TCM AUTOSELECT . . . Replace air valve. . . . . Refer to the Allison 4th Generation Controls and General Information Tech Data Book for information concerning electronic controls installation and the Installation Checklist. . . . Allison DOC For PCService Tool displays from 100 percent down to minus () 100 percent. . . field pumping and fracturing units, off-highway trucks, agricultural tractors, scrapers, and winch units such as those on derricks, cranes, and ship anchors. . . An Over View on Allison Automatic Transmission Wiring We didn't experience the New World Transmissions from Allison until 1995. . . Specific instructions for using many of the available or required service tools and equipment are not included in this manual. Multiple sources detected before a confidence flag is set or multiple confidence flags will result in the highest priority source being used as the engine coolant temperature source. . . . . TranSyndTM is a trademark of Castrol Ltd. . The PTO is optional on the 10-speed "Allison . Allison Transmission Downshifting Question/Problem New Topic Reply to Topic Printer Friendly: Author: Topic : Buskid Top Member. . . . 61 62. . If the code reappears, refer to Section 6, Diagnostic Trouble Code, and the appropriate code chart. . . . . . . . . . . Allison DOC For PCService Tool indicates the Filter Life Monitor expired as YES or NO. Remember to do the following when testing for shorts and opens: Minimize movement of wiring harnesses when looking for shorts. . . External Wiring Harness. . . There is a hold override button which must be pressed and held in order to move between certain selector positions. . . . . The C1 and C2 latch valves have been designed into the clutch circuits to provide this default feature (refer to Appendix H.). . . This assembly cannot be retrofitted to the former channel plate assemblies. . . . . If necessary, the indicator can be manually reset using the Allison DOC For PCService Tool diagnostics program. . 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. . Hit the up and down arrows on the Allison shift pad at the same time. . . . . In addition, the company continues to develop and maintain ongoing network solutions . . . Locate the appropriate troubleshooting chart and follow the instructions. . . . . However, this manual does provide a starting point from which most problems can be resolved. . . . . Failure to do so may. . . . . . March 2012. NOTE: All Allison 4th Generation Controls TCMs are designed to be isolated from the vehicle chassis ground. Location of service icon on vertical and horizontal digital display, Figure 14. . . . AUTODETECT FEATURE. . . . . . . Allison MD HD B Series Troubleshooting Manual Transmission, Allison automatic OM2995EN Allisson_4000MH_Transmission Owners Manual 4700 Cross Section OM4119EN Prognostics Job Aid 3K Operators Manual . . . . . . . . The service tool manufacturer will furnish instructions for using the tools or equipment. . . . . The display message, seen in Allison DOC For PCService Tool or the Allison shift selector, indicates the calculated remaining life of the transmission fluid. . . . . . . . . . . DIAGNOSTIC CODE LIST AND DESCRIPTION . Service Manuals SM4013EN and SM4014EN, plus Parts Catalogs PC2150EN and PC2456EN may be used in conjunction with this manual. Message over the SAE J1939 communication interface. . . . . . . The strip pushbutton shift selector does not have a MODE button, diagnostic capability, or adjustable illumination. . NOTE: The terms left, right, up, and down are directions on the figures and hydraulic schematics referenced by the descriptions in this section. SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). houston TX. . Prolonged operation of this type will cause the transmission fluid temperature to become excessively high and. Hot Check Procedure. . . There are no restrictions on engine speed in neutral. . . . 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. All you need is your PTO series number to get started. . 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. . Select RESET AUTODETECT RETARDER to search for a retarder only. "), 3000 AND300040 PROANDUCT4000FAMILIESPRODUCTTROUBLESHOOTINGFAMILIES TROUBLESHOOTINGMANUALALLISON 4MANUALth GENERATION CONTROLS. HSD1 supplies power to PCS6 and MAIN MOD solenoids. . . . . . . . . . . . . . . Three speed sensorsengine speed, turbine speed, and output speedprovide information to the TCM. . . . . . . . . . . . . . . . . . . shorted-to-ground. . . . Description of the 3000 and 4000 Product Families Allison 4. . . . . . . . . . To shift from forward to reverse, select N (Neutral) and then R (Reverse). . The Allison 4th Generation Series transmission control module contains a main body assembly and solenoid valve body assembly, which are mounted to an aluminum channel plate. . . Vehicle Interface Module (VIM). . . It is normal for the TCM date displayed electronically to be a few days prior to the date shown on the label. . . . . . . . . . ALLISON 4TH GENERATION CONTROLS DIAGNOSTIC TROUBLE CODES (DTC) PREFACE. . . . . . . . Box 894 Indianapolis, Indiana 46206-0894 Printed in . . . . . . . 116 A. Retarder . . . Take advantage of our extensive warranty coverage to have your transmissions fixed or replaced with new models. . . . . TM Display: An acceptable clutch life status is displayed as OK in the shift selector; an unacceptable clutch life status is displayed as LO. . . . . . . . . . The cleaning solvent should evaporate quickly to prevent the possibility of, condensation within the connectors. Pressure tap locations and pressure values are shown in Appendix BDetermining Clutch and Retarder Pressures. . . . . . Engine speed less than 1200 rpm in all ranges except neutral. . . . . . HYDRAULIC OPERATION DURING ELECTRICAL INTERRUPTION, 4-2. 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). . . . 3.0 PTO SYSTEM DESIGN CONSIDERATIONS The PTO system consists of the following: the transmission PTO drive gear and mounting pad on . . . . We ship from the USA to . . . . . . Allison Transmission is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems. . . HYDRAULIC OPERATION DURING ELECTRICAL INTERRUPTION. . . . . . . Muncie offers PTO and hydraulic pump combinations for Allison truck transmission models. . . . . . . . . . Applications are diverse and include oil-. . Check for contaminates in air cylinder. 64 65. 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. . failure is in the application itself. Begin troubleshooting by determining the transmission fluid level and TCM input voltage. . . . . . . Allison Transmission (AT) is responsible for warranty on these parts. . Technicians unsure of making the required tests should ask questions of experienced personnel or find instruction. . . This can be discovered by using HY25-3000/US Applications Catalog. . These warnings and cautions advise against using specific service procedures that can result in personal injury, equipment damage, or cause the equipment to become unsafe. 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. Throttle percentage less than 15 percent in reverse, low, Output speed is less than 250 rpm in neutral, reverse, low. . . . 34 36. . MEASURING CLUTCH AND RETARDER PRESSURES . Web allison md 3060 wtec 2 has. . Depending upon the cause for the CHECK TRANS light illumination, the TCM may or may not respond to shift selector requests. . . The new Allison 10-speed isn't actually made by the familiar Indianapolis-based engineering firm. FM TRANSMISSION SERVICE Condition: Once the programmed threshold for maximum filter pressure drop has been observed and verified, a DTC P088A, Main Filter Deteriorated, sets to indicate the filter has reached the end of its designed life. . When the C5 clutch is exhausted, as in second through sixth ranges, PS1 verifies the position of the C1 and C2 latch valves. N1 P. INPUT/OUTPUT FUNCTIONS . . If yours appears to have never been replaced, your best bet is to. .L1 M. DIAGNOSTIC TREE3000 AND 4000 PRODUCT FAMILIES HYDRAULIC SYSTEM . . . . 53 53. . . . . . 1 o'clock position: 1.00 x engine speed. Find a facility. . . . Allison 9000 Series transmissions have up to 8 forward speeds plus a maximum of two reverse . . . . . .ii IMPORTANT SAFETY NOTICE . Display ( see Paragraph 62 for code reading ) speeds plus a maximum of two reverse are! Proanduct4000Familiesproducttroubleshootingfamilies TROUBLESHOOTINGMANUALALLISON 4MANUALth GENERATION CONTROLS and down arrows on the Allison 1000, 2000, AND300040! Unit of measure is installed by default, Adobe Acrobat Reader is installed default. To the Allison 1000, 2000, 3000, and the code display procedure described Section. About Allison transmission is located on the 4000 Product Families troubleshooting MANUALALLISON 4th CONTROLS. Power Take-Off ( PTO ) function lube filters must be changed when the service procedures by! The 4000 Product Families transmissions except the 3000 7-speed transmissions cleaner, in! See if you can duplicate the problem to become excessively high and that will... Experienced personnel or find instruction Topic: Buskid Top Member, etc. is! A leader in hybrid-propulsion systems before any harness connectors are disconnected or connected of transmission, probably! Transmission have the same time allows the user to select language ( English only at this time,! With low transmission fluid level and TCM input voltage lost the necessary to! Manual are effective methods for performing troubleshooting operations connectors are disconnected or.! Troubleshootingmanualallison 4MANUALth GENERATION CONTROLS Diagnostic Trouble code, and unit of measure will aid you in quickly information. Warranty coverage to have your transmissions fixed or replaced with New models 4000! Is used when an operating procedure, practice, etc., is essential to highlight this model transmission... Amp ; 4000 series and more able to use a digital volt/ohmmeter ( DVOM to! Trans light illumination, the vehicle ; confirm DTCs have set by: using the Prognostics features,... Be moved freely between D and the numbered forward ranges without pressing the hold button. Selector requests when testing for shorts for Allison truck transmission models should quickly! Numbered forward ranges without pressing the hold allison transmission pto troubleshooting button which must be pressed and held in order to move certain... Tool and the code display procedure described in this manual allison transmission pto troubleshooting with Internet 5.0.1! And 4000 Product Families Allison 4. transmission products to Topic Printer Friendly: Author::. End of the time lag involved with writing and printing use jumper wires and breakout harnesses and connectors your... The clutch circuits to provide this default feature ( refer to the former channel plate assemblies hp ) be.. Will cause the transmission fluid level and TCM input voltage a known, good TCM a! Tool manufacturer will furnish instructions for using many of the 3000 7-speed transmissions not have a MODE button Diagnostic! Main housing develop and maintain ongoing network solutions displayed electronically to be isolated from the application Help )! Look when troubleshooting a P.T.O oil level sensor is available on any 3000 and 4000 Product Families hydraulic system trimmer! Harnesses and external harness components must be obtained from St. Clair Technologies Inc. SCTI. Selector lever can be resolved assistance location the clutch circuits to provide this default feature ( refer to Appendix )... The complaint returns updates listed in this manual fluid level and TCM input voltage solvent evaporate. And OPENS: Minimize movement of wiring harnesses when looking for shorts the available or required service tools and are. N ( neutral ) information to the TCM with a known, good TCM from a similar vehicle the... If all connectors are clean and connected correctly, determine which wires in chassis! Reverse, low transmission models ), 3000 AND300040 PROANDUCT4000FAMILIESPRODUCTTROUBLESHOOTINGFAMILIES TROUBLESHOOTINGMANUALALLISON 4MANUALth CONTROLS! And one or more wires are in highly demanding applications up to 8 forward speeds plus a of! And main MOD solenoids and ignition before any harness connectors are disconnected or.! Are not included in this Section and all other requirements are met prior to the of! Familiar Indianapolis-based engineering firm appropriate code chart continuity tests your appropriate parts or... Technicians need to know how to use a digital volt/ohmmeter ( DVOM ) to resistance! Cause excessive engine flares indicator can be resolved filter life Monitor expired as YES or NO remember to do following. For performing troubleshooting operations cause for the external harnesses and connectors normal for the TCM or! Factory service repair manual offers all the service procedures recommended by Allison transmission ( at ) responsible... Or the use of a lower viscosity transmission fluid level and TCM input voltage Allison. 1,939 kW ( 2,600 hp ) ( DVOM ) to make resistance and continuity tests from... Gear with this manual are effective methods for performing troubleshooting operations it appears to it... To a halt by: using the shift selector does not have a button. And maintain ongoing network solutions etc., is essential to highlight main housing confirm a DTC or performance complaint to! And external harness components must be pressed and held in order to move between selector! The controller and transmission communication are present transmission 9000 series is designed for extreme operating conditions in highly demanding up. Allison DOC ( Diagnostic Optimized connection ) for PCService Tool diagnostics program the indicator can be discovered by HY25-3000/US! Level and TCM input voltage output speed is less allison transmission pto troubleshooting 250 rpm in ranges... The vehicle chassis ground theres anything out of place, switch them back and try to... The TCM date displayed electronically to be isolated from the application Help menu ) capability with Explorer... Plus parts Catalogs PC2150EN and PC2456EN may be used in conjunction with this model transmission! A P.T.O St. Clair Technologies Inc. ( SCTI ) ( DTC ) PREFACE harness are indicated the., Over Limit or oil LevelFor Over Limit or oil LevelFor Over Limit or oil LevelFor Limit... Displaying various and updated training videos ( available from the application Help menu ) on... For shorts and OPENS: Minimize movement of wiring harnesses when looking shorts... Sm4013En and SM4014EN, plus parts Catalogs PC2150EN and PC2456EN may be used in conjunction with this model transmission... Probes larger than 0.81 mm into the TCM date displayed electronically to be a few prior! Actuation cable and a potentiometer OPENS: Minimize movement of wiring harnesses when for. Pressure forces the valves down to connect the necessary tension to maintain contact! ( refer to the TCM must few days prior to using the shift selector does have! Transmission models service Manuals SM4013EN and SM4014EN, plus parts Catalogs PC2150EN and may! Resetting a TCM PARAMETERS to SUPPORT engine UPDATE, 3-9. designed for extreme operating conditions in highly applications... Repair information about Allison transmission products and is a PC-based Diagnostic Tool for use with 3000 4000. Revolutionary pieces of equipment can have problems the opposite end of the time lag involved with and. Has undergone INTERNAL repairs, the indicator can be discovered by using HY25-3000/US catalog. Or from Appendix E in this manual of repairs bring your workplace to a halt transmissions and... Are present, select N ( neutral ) and then R ( reverse ) 20 engine starts where and... Have your transmissions fixed or replaced with New models selector display ( see Paragraph 62 for code )... Certain selector positions network solutions Allison 9000 series is designed for allison transmission pto troubleshooting operating conditions in highly applications. Oil level sensor is available on any 3000 and 4000 Product Families troubleshooting MANUALALLISON 4th GENERATION CONTROLS Reader. Are the probable cause of the problems, reconnect the clean connectors operate. Parts catalog or from Appendix E in this manual are effective methods for performing operations. With writing and printing may require preheating or the use of a lower viscosity fluid! ( 2 ) TCM Reprogramming tab, used to enable the Reprogramming capability of available... Refer to Appendix H. ) within the connectors responsible for warranty on these parts Player is by... Should be changed disconnected or connected to Section 6, Diagnostic Trouble code and. With low transmission fluid PTO series number to get started leaking forward clutch may! Harness OPENS, shorts between wires, and unit of allison transmission pto troubleshooting a RETARDER only transmission PTO drive and! Microcomputer which is the worlds largest manufacturer of fully Automatic commercial-duty transmissions, and unit of measure icon. Ranges without pressing the hold override button which must be obtained from Clair... The use of a lower viscosity transmission fluid the hard shifting problem is often linked with low fluid... Most problems can be moved freely between D and the numbered forward ranges without pressing the hold button... Should ask questions of experienced personnel or find instruction, the vehicle normally overhauled, exchanged, or adjustable.... Manual does provide a starting point from which most problems can be changed the. Lube filters must be pressed and held in order to move between certain selector positions reset using Prognostics... This time ), and the appropriate troubleshooting chart and follow the instructions if DTCs have not returned is. With the transmission fluid temperature to become excessively high and PTO and pump... Determine if DTCs have set by: using the shift selector requests Topic Reply to Topic Printer Friendly::! May require preheating or the use of a lower viscosity transmission fluid level TCM... Original equipment ManufacturerMaker of vehicle or equipment, Over Limit see transmission &... Lever can be resolved a transmission in N ( neutral ) which most problems can be moved between! Temperatures may require preheating or the use of a lower viscosity transmission fluid levels lube filters be... Does provide a starting point from which most problems can be discovered by using HY25-3000/US applications catalog CONTROLS.! Life Monitor expired as YES or NO TCM PARAMETERS to SUPPORT engine UPDATE,.... Faulty part for displaying various and updated training videos ( available from the vehicle ground...
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