TM-9-2320-365-34-1

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME NO. 1 OF 2

AUGUST 2005

CHANGE 2

TM-9-2320-365-34-1 - Page 218 of 1334

TM 9-2320-365-34-1

2-132

Change 1

c6. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN

CODE 24 SUB CODE 12 OR 23 (PRIOR TO SERIAL NUMBER 6510032369 WITH

TRANSMISSION ADAPTER CABLE ASSEMBLY) (CONT)

TEST OPTIONS

Continuity Test or

STE/ICE-R Test #91

REASON FOR QUESTION

KNOWN INFO

POSSIBLE PROBLEMS

Replace transmission adapter

cable assembly (para 6-8).

YES

3.

NO

Faulty transmission adapter

cable assembly.

Faulty transmission internal

wiring harness.

Faulty scavenge pump

assembly.

Faulty WTEC II TEPSS.

Is continuity present from

adapter cable 31-pin

connector pin N to adapter

cable 24-pin connector

pin G2?

If continuity is not present,

transmission adapter

cable assembly is faulty.

Circuit breaker OK.

Batteries OK.

WTEC II cab transmission

harness OK.

Transmission external wiring

harness OK.

CAUTION

Read CAUTION

on following page.