Mitsubishi Outlander GS45X. Manual — part 1367

REAR WIPER AND WASHER

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51-91

STEP 1. Use the scan tool MB991958 to check if an
ETACS-related diagnostic trouble code is set.
Connect the scan tool. Refer to GROUP 54A ETACS, "Diag-
nostic function

P.54A-729

."

Q: Is the diagnostic trouble code set?

YES : Diagnose the ETACS-ECU. Refer to GROUP 54A

ETACS, "Diagnostic trouble code chart

P.54A-732

."

NO : Go to Step 2.

STEP 2. Check the input signal related to the rear wiper
operation.

• Ignition switch: ACC

OK: Normal condition is displayed.

Q: Is the check result normal?

NO : Go to Step 3.
YES : Refer to GROUP 54A

− ETACS, Input signal

procedures

P.54A-785

.

STEP 3. Check the rear wiper motor connector F-04 for
loose, corroded or damaged terminals, or terminals
pushed back in the connector.
Q: Is rear wiper motor connector F-04 in good condition?

YES : Go to Step 4.
NO : Repair or replace the damaged component(s). Refer

to GROUP 00E, Harness Connector Inspection

P.00E-2

. Verify that the rear wiper works normally.

ZC501967

AC404789

AC701411AB

MB991824

MB991827

MB991910

Data link
connector

Item No.

Item name

Normal condition

Item 239

Rear wiper

ON

Item 288

ACC switch

ON

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STEP 4. Check the rear wiper motor.
(1) Disconnect rear wiper motor connector F-04.
(2) Connect a battery to the wiper motor as shown in the

illustration and inspect the motor operation.

Q: Is the rear wiper motor in good condition?

YES : Go to Step 5.
NO : Replace the rear wiper motor. Verify that the rear

wiper works normally.

STEP 5. Check the ground circuit to the rear wiper motor.
Measure the resistance at the rear wiper motor connector
F-04.
(1) Disconnect rear wiper motor connector F-04 and measure

the resistance available at the wiring harness side of the
connector.

(2) Measure the resistance value between terminal 3 and

ground.

• The resistance should be 2 Ω or less.

Q: Is the measured resistance 2

Ω or less?

YES : Go to Step 7.
NO : Go to Step 6.

STEP 6. Check the wiring harness between rear wiper
motor connector F-04 (terminal 3) and ground.
Q: Is the wiring harness between rear wiper motor

connector F-04 (terminal 3) and ground in good
condition?
YES : No action is necessary and testing is complete.
NO : The wiring harness may be damaged or the

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

AC702499

AB

Operation check

Stop position check

AC702473

Harness side: F-04

AC

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STEP 7. Check ETACS-ECU connector C-311 for loose,
corroded or damaged terminals, or terminals pushed back
in the connector.
Q: Is ETACS-ECU connector C-311 in good condition?

YES : Go to Step 8.
NO : Repair or replace the damaged component(s). Refer

to GROUP 00E, Harness Connector Inspection

P.00E-2

. Verify that the rear wiper works normally.

STEP 8. Check the wiring harness between rear wiper
motor connector F-04 (terminal 1) and ETACS-ECU
connector C-311 (terminal 5).
NOTE: Also check junction block connector D-12 for loose, cor-
roded or damaged terminals, or terminals pushed back in the
connector. Repair or replace the damaged component(s) as
described in GROUP 00E, Harness Connector Inspection

P.00E-2

.

Q: Is the wiring harness between rear wiper motor

connector F-04 (terminal 1) and ETACS-ECU connector
C-311 (terminal 5) in good condition?
YES : Replace the ETACS-ECU. Verify that the rear wiper

works normally.

NO : The wiring harness may be damaged or the

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

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INSPECTION PROCEDURE 2: Rear wiper does not stop at the specified park position.

ACC
RELAY 3

ETACS-ECU

VIOLET

SKY

BLUE

BLUE

VIOLET

SKY

BLUE

BLUE

C-311

AC709929

REAR
WIPER
RELAY

REAR

BLA

CK

BLA

CK

WIPER
MOTOR

Rear Wiper Motor Circuit

AB

CIRCUIT
BREAKER

ACA02655 AC

Connector: C-311

AC901080 AG

Connector: D-12