WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DOES NOT ILLUMINATE (cont)

TM 9-2320-366-20-2

f19B. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DOES NOT

ILLUMINATE (CONT)

CAUTION

Read CAUTION

KNOWN INFO

TEST OPTIONS

on following page.

Continuity Test or

12 VDC and 24 VDC circuits

STE/ICE-R Test #91

operate.

Is continuity present from

REASON FOR QUESTION

Circuit breaker CB35 OK.

connector PX33 socket K1

Circuit breaker CB79 OK.

to connector PX33 socket

If continuity is not present,

Terminal board TB1 OK.

K2?

WTEC II dashboard cable

assembly is faulty.

POSSIBLE PROBLEMS

Faulty WTEC II dashboard

cable assembly.

Faulty 10 AMP MAIN POWER

fuse.

Faulty 10 AMP IGNITION fuse.

Faulty WTEC II VIM.

Faulty WTEC II cab

transmission harness.

Repair wires 3101 and 3102 from

Faulty WTEC II TEPSS.

connector PX33 sockets K1 and

K2 to terminal board TB2 position

YES

16 and 17 (para 2-45) or replace

WTEC II dashboard cable assembly

(para 7-10).

2-1706.20

Change 1