INTERVEHICLE TAILLIGHTS DO NOT OPERATE (CONT)

TM 9-2320-366-20-1

e74. INTERVEHICLE TAILLIGHTS DO NOT OPERATE (CONT)

WARNING

KNOWN INFO

TEST OPTIONS

Read WARNING

Towing vehicle taillights

Voltage Test or

on following page.

operate.

STE/ICE-R Test #89

Is 12 vdc present at

REASON FOR QUESTION

Towed vehicle taillights

If 12 vdc is not present,

connector P52R-1?

OK.

POSSIBLE PROBLEMS

wire 21 is faulty. If 12

Faulty rear lights cable

vdc is present, rear

assembly.

intervehicular 12vdc

Faulty rear intervehicular

(7 pin)cable is faulty.

12 vdc (7 pin) cable.

Repair wire 21 (para 2-45)

YES

or replace rear lights cable

assembly (para 7-84 or 7-104).

Replace rear intervehicular 12

vdc (7 pin) cable (para 7-128).

2-860