WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DOES NOT ILLUMINATE (cont)

TM 9-2320-366-20-2

f40. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) 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 CB43 OK.

connector PX33 socket V

Circuit breaker CB79 OK.

to known good ground?

If continuity is not present,

Terminal board TB1 OK.

WTEC III dashboard cable

WTEC III ECU OK.

assembly is faulty. If

POSSIBLE PROBLEMS

continuity is present, WTEC

III TPSS is faulty.

Faulty WTEC III dashboard

cable assembly.

Faulty WTEC III TPSS.

Repair wire 188 from connector

PX33 socket V to terminal board

YES

TB2 position 13 (para 2-45) or replace

WTEC III dashboard cable assembly

(para 7-11).

Replace WTEC III TPSS

(para 8-3).

2-1822.22

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