Mitsubishi Montero (2002-2004). Manual - part 310

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-287

STEP 8. Check the wiring harness between rear washer 
motor connector I-08 (terminal 2) and ETACS-ECU 
connector D-222 (terminal 3).

ACX02293 AT

CONNECTOR: I-08

I-08 (B)

2

1

(HARNESS SIDE)

I-08 (B)

AC203853

CONNECTOR: D-222

AC

JUNCTION BLOCK (REAR VIEW)

D-222

(HARNESS SIDE)

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-288

NOTE: Also check intermediate connectors D-111,G-10 and 
junction block connector D-221 for loose, corroded, or dam-
aged terminals, or terminals pushed back in the connector. If 
intermediate connectors D-111,G-10 and junction block con-
nector D-221 is damaged, repair or replace damaged compo-
nent(s) as described in GROUP 00E, Harness Connector 
Inspection 

P.00E-2

.

Q: Is the wiring harness between rear washer motor 

connector I-08 (terminal 2) and ETACS-ECU connector 
D-222 (terminal 3) in good condition?
YES : Replace the ETACS-ECU. Verify that the rear washer 

works normally.

NO :  The wiring harness may be damaged or the connector 

may have loose, corroded or damaged terminals, or 
terminals pushed back in the connector. Repair the 
wiring harness as necessary. Verify that the rear 
washer works normally.

AC204524

CONNECTOR: G-10

AC

G-10

G-10

AC203860AC

D-111

CONNECTOR: D-111

D-111

ACX02285

CONNECTOR: D-221

BX

JUNCTION BLOCK (FRONT VIEW)

D-221

D-221

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-289

SEAT BELT WARNING LIGHT

GENERAL DESCRIPTION CONCERNING SEAT BELT WARNING LIGHT

M1549023900068

The ECU related to the seat belt warning light func-
tion is as follows.

Seat belt warning light function
The seat belt warning light lights up and makes seat belt buck-
ling easier when the ignition switch is ON and the driver's seat 
belt switch is ON (seat belt is not fastened).

General circuit diagram for the seat belt warning light function

FUNCTION

CONTROL ECU

Seat belt warning light function

ETACS-ECU

AC106176

ON

OFF

ON

OFF

ON

OFF

Ignition
switch
(IG1)

Seat belt
switch 

Seat belt
warning
light

(Fastened)

(Illminated)

(Unillminated)

(Unfastened)

AB

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-290

INSPECTION PROCEDURE I-1: Seat Belt Warning Light: Seat belt warning light does not illuminate.

NOTE: This troubleshooting procedure requires the 
use of scan tool MB991502 and SWS monitor kit 
MB991862. For details on how to use the SWS mon-
itor, refer to "How to use SWS monitor 

P.54Ba-8

."

Seat Belt Warning Light Circuit

AC204170

CONNECTORS : D-03, D-04

BK

D-03(GR)

D-04(GR)

AC204173

CONNECTORS: D-208, D-210

D-208

D-210

AR