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 1022 of 1632

TM 9-2320-366-20-2

2-1778

Change 1

f31. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE

51 AND ANY SUB CODE (CONT)

KNOWN INFO

Transmission oil level OK.

Fuse OK.

Batteries OK.

Output speed sensor OK.

Turbine speed sensor OK.

POSSIBLE PROBLEMS

Faulty WTEC III transmission

ECU.

TEST OPTIONS

Clutch Pressure Test or

STE/ICE-R Test #50

REASON FOR QUESTION

If off-going clutch oil pressure

does not go to 0 psi (0 kPa)

when transmission shifts,

WTEC III TPSS may display

main code 51 and one or more

sub codes.

2.

Does off-going clutch

pressure go to 0 psi (0 kPa)

when shift is made?

WARNING

Read WARNING

on following page.

Replace WTEC III transmission

ECU (para 8-7).

YES

Notify DS Maintenance.

NO