WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 43 SUB CODE 21 (PRIOR TO SERIAL NUMBER 6510032369 WITH TRANSMISSION ADAPTER CABLE ASSEMBLY) (CONT)

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 2-502 Change 1 KNOWN INFO TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION Replace transmission external wiring harness (para 6-7). YES 2. NO POSSIBLE PROBLEMS Circuit breaker OK. Batteries OK. WTEC II cab transmission harness OK. Faulty transmission external wiring harness. Faulty transmission adapter cable assembly. Faulty transmission internal wiring harness. Faulty F solenoid. Faulty WTEC II TEPSS. Is continuity present from connector P119-H to external wiring harness 31-pin connector pin F? If continuity is not present, transmission external wiring harness is faulty. c40. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 43 SUB CODE 21 (PRIOR TO SERIAL NUMBER 6510032369 WITH TRANSMISSION ADAPTER CABLE ASSEMBLY) (CONT)

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