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)

KNOWN INFO

TEST OPTIONS

11.

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.

terminal board TB1

Circuit breaker CB79 OK.

position 60 to terminal

If continuity is not present,

10 AMP MAIN POWER fuse OK.

board TB1 position 62?

terminal board TB1 is faulty.

10 AMP IGNITION fuse OK.

If continuity is present, WTEC

WTEC II VIM OK.

II dashboard cable assembly

WTEC II cab transmission

is faulty.

harness OK.

WTEC II TEPSS OK.

POSSIBLE PROBLEMS

Faulty WTEC II dashboard

cable assembly.

Faulty terminal board TB1.

Replace terminal board

YES

TB1 (7-10).

Repair wires 1690 from terminal board

TB1 position 62 to circuit breaker CB79

(para 2-45) or replace WTEC II dashboard

cable assembly (para 7-10).

2-1706.36

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