M1089 AMBER WARNING LIGHT DOES NOT ILLUMINATE (CONT)

TM 9-2320-366-20-1

e54. M1089 AMBER WARNING LIGHT DOES NOT ILLUMINATE (CONT)

e54.

WARNING

KNOWN INFO

TEST OPTIONS

Read WARNING

11.

Circuit breaker OK.

Voltage Test or

on following page.

Marker lights illuminate.

STE/ICE-R #89

Is 12 vdc present on

REASON FOR QUESTION

M1089 amber warning

connector P65-1?

If 12 vdc is not present,

light assembly OK.

wire 509 in dashboard

M1089 warning lights

cable assembly is faulty.

cable assembly OK.

If 12 vdc is present,

Warning light switch OK.

wire 509 in warning light

Relay K13 OK.

POSSIBLE PROBLEMS

cable assembly is faulty.

Faulty dashboard cable

assembly.

YES

Repair wire 509 (para 2-45)

Faulty warning light

or replace WTEC II dashboard cable

cable assembly.

assembly (para 7-10) or WTEC III

dashboard cable assembly (para 7-11).

Repair wire 509 (para 2-45)

or replace warning light cable

assembly (para 22-5).

2-668