TM-9-2320-366-20-2

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

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

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-2 - Page 1062 of 1632

Replace WTEC III

transmission ECU (para 8-7).

YES

Replace WTEC III TPSS (para 8-3).

NO

6.

Does main code 13 sub code

12 appear on WTEC III TPSS

with replacement WTEC III

transmission ECU installed?

TEST OPTIONS

WTEC III transmission ECU

replacement check

REASON FOR QUESTION

If main code 13 sub code 12 is

not active, WTEC III

transmission ECU is faulty.

If

main code 13 sub code 12 is

active, WTEC III TPSS is faulty.

KNOWN INFO

Vehicle runs.

Batteries OK.

WTEC III dashboard cable

assembly OK.

POSSIBLE PROBLEMS

Faulty WTEC III transmission

ECU.

Faulty WTEC III TPSS.

TM 9-2320-366-20-2

2-1816

Change 1

f37.

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

13 AND ANY SUB CODE (CONT)