ONE OR BOTH REAR BLACKOUT MARKER LIGHTS DO NOT ILLUMINATE (CONT)

TM 9-2320-366-20-1

e52. ONE OR BOTH REAR BLACKOUT MARKER LIGHTS DO NOT ILLUMINATE (CONT)

KNOWN INFO

TEST OPTIONS

Continuity Test or

Front blackout marker lights

STE/ICE-R Test #91

illuminate.

One rear blackout marker light

REASON FOR QUESTION

Is continuity present from

illuminates.

LED socket to ground?

If continuity is not present,

Dashboard cable assembly OK.

wire 3094 (LH rear blackout

marker light) or wire 3095 (RH

POSSIBLE PROBLEMS

rear blackout marker light is

Faulty rear lights cable

faulty.

assembly.

Faulty rear blackout marker

light LED.

Faulty composite taillight

assembly.

Repair wire 3094 from terminal lug TL18 to

terminal lug TL93 or wire 3095 from terminal lug

YES

TL21 to terminal lug TL92 (para 2-45) or replace

rear lights cable assembly (para 7-84 or 7-104).

KNOWN INFO

TEST OPTIONS

Continuity Test or

Front blackout marker lights

STE/ICE-R Test #91

illuminate.

Is continuity present from

REASON FOR QUESTION

One rear blackout marker light

LED socket and inside of rear

illuminates.

If continuity is not present,

taillight housing?

Dashboard cable assembly OK.

composite taillight assembly

Rear lights cable assembly OK.

is faulty. If continuity is

present, rear blackout marker

POSSIBLE PROBLEMS

light LED is faulty.

Faulty rear blackout marker

light LED.

Faulty composite taillight

assembly.

YES

Replace composite taillight assembly (para 7-39).

Replace rear blackout marker light LED (para 7-39).

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