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 634 of 1334

TM 9-2320-365-34-1

2-544

Change 1

TEST OPTIONS

KNOWN INFO

POSSIBLE PROBLEMS

REASON FOR QUESTION

7.

Resistance Test or

STE/ICE-R Test #91

Faulty N solenoid.

Faulty WTEC II TEPSS.

Circuit breaker OK.

Batteries OK.

WTEC II cab transmission

harness OK.

Transmission external wiring

harness OK.

Transmission adapter cable

assembly OK.

Transmission internal wiring

harness OK.

Is 2.5-5.0 ohms resistance

present from N solenoid

pin A to pin B?

If 2.5-5.0 ohms resistance is

not present, N solenoid is

faulty. If 2.5-5.0 ohms

resistance is present,

WTEC II TEPSS is faulty.

YES

NO

Replace WTEC II TEPSS

(TM 9-2320-365-20-3).

Replace N solenoid

(para 7-7).

c43. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN

CODE 43 SUB CODE 26 (PRIOR TO SERIAL NUMBER 6510032369 WITH TRANSMISSION

ADAPTER CABLE ASSEMBLY) (CONT)