INTERVEHICULAR LEFT TURN SIGNAL DOES NOT ILLUMINATE (CONT)

TM 9-2320-366-20-1

e72. INTERVEHICULAR LEFT TURN SIGNAL DOES NOT ILLUMINATE (CONT)

WARNING

CAUTION

Read WARNING and

CAUTION on

KNOWN INFO

TEST OPTIONS

following page.

Voltage Test or

Towing vehicle right turn

STE/ICE-R Test #89

signal illuminates.

Is 12 VDC pulse present at

Towed vehicle right turn

REASON FOR QUESTION

connector P52R pin 7?

signal OK.

If 12 VDC pulse is not present,

Dashboard cable assembly OK.

wire 460B is faulty. If 12 VDC

POSSIBLE PROBLEMS

pulse is present, rear

intervehicular 12 VDC (7 pin)

Faulty rear lights cable

cable is faulty.

assembly.

Faulty rear intervehicular

12 VDC (7 pin) cable.

Repair wire 460B from connector P51

socket 11 to connector P52R pin 7

(para 2-45) or replace rear lights cable

YES

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

Replace rear intervehicular 12 VDC

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

2-850

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