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

TM 9-2320-366-20-2

e93. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) ILLUMINATION DOES NOT DIM

e93.

(CONT)

KNOWN INFO

TEST OPTIONS

Marker lights illuminate.

Continuity Test or

Blackout lights illuminate.

STE/ICE-R #91

Is continuity present

WTEC II TEPSS

REASON FOR QUESTION

between connector J7-3

illuminates.

If continuity is not present,

and a known good

WTEC II cab transmission

wire 3099 is faulty. If

ground?

harness OK.

continuity is present,

WTEC II VIM OK.

WTEC II TEPSS dimmer

module is faulty.

POSSIBLE PROBLEMS

Faulty WTEC II dashboard

cable assembly.

Faulty WTEC II TEPSS

Repair wire 3099 (para 2-45)

dimmer module.

or replace WTEC II dashboard

YES

cable assembly (para 7-10).

Replace WTEC II TEPSS

dimmer module (para 7-13).

2-1066