TM-9-2320-365-20-2

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

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-2 - Page 486 of 1432

NO

Replace WTEC III cab transmission

harness (para 7-86).

YES

Replace WTEC III transmission ECU (para 8-7).

3.

Is continuity present from

connector J119m and

J119s to connector

P114-14 and P114-30?

TEST OPTIONS

Continuity Test or STE/ICE-R

Test #91

REASON FOR QUESTION

If continuity is not present, or

short circuits are found, WTEC

III cab transmission harness is

faulty.

If continuity is present,

and no short circuits are found,

WTEC III transmission ECU is

faulty.

KNOWN INFO

Transmission oil level OK.

Fuse OK.

Batteries OK.

Transmission engine speed

sensor OK.

POSSIBLE PROBLEMS

Faulty WTEC III cab

transmission harness.

Faulty WTEC III transmission

ECU.

2-1492

Change 1

TM 9-2320-365-20-2

f22. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE

22 SUB CODE 14 (CONT)