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 587 of 1432

Change 1

2-1591

TM 9-2320-365-20-2

WTEC III TRANSMISSION ECU REPLACEMENT

CHECK

(1)

Install replacement WTEC III transmission

ECU (para 8-7).

(2)

Start engine (TM 9-2320-365-10).

(3)

Check to see if main code 13 sub code 12

appears on WTEC III TPSS (para 8-5).

(4)

If main code 13 sub code 12 does not

appear, replace WTEC III transmission ECU

(para 8-7).

(5)

If main code 13 sub code 12 does appear,

replace WTEC III TPSS (para 8-3).

(6)

Shut down engine (TM 9-2320-365-10).

(7)

Install original WTEC III transmission ECU

(para 8-7).

(8)

Clear diagnostic codes (para 8-5).