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WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN        CODE 41, 42, 44, 45, AND/OR 69 SUB CODE 26 (PRIOR TO SERIAL NUMBER 6510032369)
WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN        CODE 41, 42, 44, 45, AND/OR 69 SUB CODE 26 (PRIOR TO SERIAL NUMBER 6510032369)        (CONT) - TM-9-2320-366-34-1_609

TM-9-2320-366-34-1 M1078 Series 2 1/2-Ton 4x4 Light Medium Tactical Vehicles (LMTV) Manual
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TM 9-2320-366-34-1 Change 1          2-481 WARNING Wear appropriate eye protection when working under vehicle due to the possibility of falling debris.  Failure to comply may result in injury to personnel. Ensure exhaust system is cool before performing troubleshooting. Failure to comply may result in injury to personnel. CAUTION Loose or dirty connectors may cause intermittent loss of power to transmission ECU and diagnostic codes to be logged. Ensure that all connectors are clean and tight before preforming troubleshooting.  Failure to comply may result in incorrect test results. NOTE Inspect connector pins/sockets for damage, corrosion, and serviceability.  Check that connector pins are not pushed back and are capable of making good contact. Use care when testing electrical connectors. Do not damage connector pins or sockets with multimeter probes.  Failure to comply may result in damage to equipment. CONTINUITY TEST   (1)  Remove two screws and washers from         front grille.   (2)  Remove screw and washer from front         grille.   (3)  Remove front grille from cab.   (4)  Disconnect connector P119 from         connector J119.   (5)  Loosen screw in external wiring harness         24-pin connector.   (6)  Disconnect external wiring harness 24-pin         from internal wiring harness 24-pin         connector.   (7)  Set multimeter to ohms.   (8)  Connect positive (+) probe of multimeter         to connector P119-K.   (9)  Connect negative (-) probe of multimeter to         external wiring harness 24-pin connector         pin H3 and note reading on multimeter. (10)  If continuity is not present, replace         transmission external wiring harness         (para 6-7). (11)  Connect positive (+) probe of multimeter         to connector P119-K. (12)  Connect negative (-) probe of multimeter to         all other pins in connector P119 and note         reading on multimeter. (13)  Connect negative (-) probe of multimeter to         ground and note reading on multimeter. (14)  If continuity is present, transmission         external wiring harness is shorted; replace         transmission external wiring harness         (para 6-7). CONTINUITY TEST (Cont)







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