Mitsubishi Pajero Pinin. Manual - part 360

SWS – 

Troubleshooting

54B-42

Inspection Procedure N-10

Driver’s door switch signal is not sent to the ETACS-ECU.

Probable cause

Door switches signal is not sent to the ETACS-ECU.

<Driver’s door switch>
The driver’s door switch is used to operate the following functions. If the signal
fails, these devices will not work normally.

D

Light reminder warning function

D

Forgotten key prevention function <vehicles with keyless entry system>

D

Power window timer function <vehicles with power window>

D

Headlamp auto-cut function

<Door switches>
The door switches is used to operate the following devices. If the signal fails,
these devices will not work normally.

D

Keyless entry system <vehicles keyless entry system>

D

Room lamp dimming function

D

Malfunction of driver’s or passenger’s door switch

D

Malfunction of back door latch

D

Malfunction of ETACS-ECU

D

Malfunction of harness wire or connector

<Driver’s and passenger’s door switch>

Check the driver’s or passenger’s door switch. (Refer to GROUP
42 – Door.)

NG

Replace

OK

Check the installation of the driver’s side or passenger’s door
switch to the vehicle body.

NG

Repair

OK

Check the following connectors:
<Left door switch> C-68, C-82, D-27
<Right door switch> C-68, C-82, D-05

NG

Repair

OK

Check trouble symptoms.

NG

Check the harness wire between driver’s or passenger’s door
switch and ETACS-ECU.

OK

Replace the ETACS-
ECU.

NG

Repair

<Back door switch>

Check the back door latch. (Refer to GROUP 42 – Back Door.)

NG

Replace

OK

Check the following connectors:
C-68, C-82, D-15, F-07

NG

Check the harness wire between back door latch and ETACS-ECU.

NG

Repair

OK

Replace the ETACS-ECU.

OK

Measure at back door latch connector F-07.

D

Disconnect connector and measure at harness side

D

Continuity between terminal 2 and body earth.
OK: Continuity

NG

Check the following connector:
F-07

NG

Repair

NG

Repair

OK

Check trouble symptoms.

OK

Check trouble symptoms.

NG

Check the harness wire between back door latch and body earth.

SWS – 

Troubleshooting

54B-43

Inspection Procedure N-11

Passenger’s door lock key cylinder switch signal is not
sent to the ETACS-ECU.

Probable cause

The passenger’s door lock key cylinder switch is used to operate the central
door locking system. If the signal fails, central door locking system will not work
normally.

D

Malfunction of passenger’s door lock key cylinder
switch

D

Malfunction of ETACS-ECU

D

Malfunction of harness wire or connector

Check the passenger’s door lock key cylinder switch. (Refer to
GROUP 42 – Door.)

NG

Replace

OK

Check the following connectors:
<L.H. drive vehicles> C-21, C-84, E-05
<R.H. drive vehicles> C-45, C-84, E-05

NG

Check the harness wire between passenger’s door lock key cylin-
der switch and ETACS-ECU.

NG

Repair

OK

Replace the ETACS-ECU.

OK

Measure at passenger’s door lock key cylinder switch connector
E-05.

D

Disconnect connector and measure at harness side

D

Continuity between terminal 2 and body earth.
OK: Continuity

NG

Check the following connectors:
<L.H. drive vehicles> C-21, E-05
<R.H. drive vehicles> C-45, E-05

NG

Repair

NG

Repair

OK

Check trouble symptoms.

OK

Check trouble symptoms.

NG

Check the harness wire between passenger’s door lock key cylin-
der switch and body earth.

Inspection Procedure N-12

Back door lock key cylinder switch signal is not sent to the
ETACS-ECU.

Probable cause

The back door lock key cylinder switch is used to operate the central door
locking system. If the signal fails, central door locking system will not work
normally.

D

Malfunction of back door lock key cylinder switch

D

Malfunction of ETACS-ECU

D

Malfunction of harness wire or connector

Check the back door lock key cylinder switch. (Refer to GROUP
42 – Back Door.)

NG

Replace

OK

Check the following connectors:
<L.H. drive vehicles> C-38, C-84, D-39, F-10
<R.H. drive vehicles> C-42, C-84, D-39, F-10

NG

Check the harness wire between back door lock key cylinder switch
and ETACS-ECU.

NG

Repair

OK

Replace the ETACS-ECU.

OK

Measure at back door lock key cylinder switch connector F-10.

D

Disconnect connector and measure at harness side

D

Continuity between terminal 2 and body earth.
OK: Continuity

NG

Check the following connector:
F-10

NG

Repair

NG

Repair

OK

Check trouble symptoms.

OK

Check trouble symptoms.

NG

Check the harness wire between back door lock key cylinder switch
and body earth.

SWS – 

Troubleshooting

54B-44

Inspection Procedure N-13

Driver’s door lock actuator switch signal is not sent to the
ETACS-ECU.

Probable cause

The driver’s door lock actuator switch is used to operate the following systems
or functions. If the signal fails, these systems or function will not work normally.

D

Central door locking system

D

Forgotten key prevention function <vehicles with keyless entry system>

D

Keyless entry system <vehicles with keyless entry system>

D

Malfunction of driver’s door lock actuator

D

Malfunction of ETACS-ECU

D

Malfunction of harness wire or connector

Check the driver’s door lock actuator switch. (Refer to GROUP
42 – Door.)

NG

Replace

OK

Check the following connectors:
<L.H. drive vehicles> C-45, C-84, E-17
<R.H. drive vehicles> C-21, C-84, E-06

NG

Check the harness wire between driver’s door lock actuator and
ETACS-ECU.

NG

Repair

OK

Replace the ETACS-ECU.

OK

Measure at driver’s door lock actuator connector E-17 <L.H. drive
vehicles> or E-06 <R.H. drive vehicles>.

D

Disconnect connector and measure at harness side

D

Continuity between terminal 1 <L.H. drive vehicles> or 3
<R.H. drive vehicles> and body earth.
OK: Continuity

NG

Check the following connectors:
<L.H. drive vehicles> C-45, E-17
<R.H. drive vehicles> C-21, E-06

NG

Repair

NG

Repair

OK

Check trouble symptoms.

OK

Check trouble symptoms.

NG

Check the harness wire between driver’s door lock actuator and
body earth.

SWS – 

Troubleshooting

54B-45

Inspection Procedure N-14

Column switch:

D

Tail lamp switch signal is not sent to the ETACS-ECU.

D

Headlamp switch signal is not sent to the ETACS-ECU.

D

Dimmer switch signal is not sent to the ETACS-ECU.

D

Passing switch signal is not sent to the ETACS-ECU.

D

Turn-signal lamp switch signal is not sent to the
ETACS-ECU.

D

Windshield mist wiper switch signal is not sent to the
ETACS-ECU.

D

Windshield intermittent wiper switch signal is not sent to
the ETACS-ECU.

D

Windshield low-speed wiper switch signal is not sent to the
ETACS-ECU.

D

Windshield high-speed wiper switch signal is not sent to
the ETACS-ECU.

D

Windshield washer switch is not sent to the ETACS-ECU.

D

Rear wiper switch is not sent to the ETACS-ECU.

D

Rear washer is not sent to the ETACS-ECU.

D

Headlamp washer switch is not sent to the ETACS-ECU.

Probable cause

The column switch is used to operate the following systems or functions. If the
signal fails, these systems or function will not work normally.

D

Light reminder warning function

D

Windshield wiper and washer

D

Rear wiper and washer

D

Headlamp washer <vehicles with headlamp washer>

D

Headlamp, tail lamp

D

Turn-signal lamp

D

Front fog lamp <vehicles with front fog lamp>

D

Rear fog lamp

D

Malfunction of column switch

D

Malfunction of ETACS-ECU

No

Replace the column switch or ETACS-ECU.

Is a diagnosis code output when the ignition switch is at the
OFF (LOCK) position?

Yes

Carry out troubleshooting while referring to the Diagnosis
Code Chart on P.54B-7.

Inspection Procedure N-15

Column switch: Windshield intermittent wiper interval
adjusting knob signal is not sent to the ETACS-ECU.

Probable cause

If the windshield intermittent wiper interval adjusting knob is defective the
windshield intermittent wiper interval can not be adjusted.

D

Malfunction of column switch

D

Malfunction of ETACS-ECU

D

Malfunction of harness wire or connector

Check the following connectors:
C-63, C-83

NG

Repair

OK

Check trouble symptoms.

NG

Check the harness wire between column switch and ETACS-ECU.

NG

Repair

OK

Replace the column switch or ETACS-ECU.