Mitsubishi Grandis. Manual — part 232
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-390
Step 12. Check the wiring harness from C-219
ETACS-ECU connector terminal No.5 to E-02
room lamp connector terminal No.8.
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-391
NOTE:
Prior to the wiring harness inspection, check
intermediate connector E-11 and junction block
connector C-211, and repair if necessary.
• Check the earth wires for open circuit.
Q: Is the check result normal?
YES :
Replace the room lamp.
NO :
Repair the wiring harness.
AC310626
Connector: C-219
Junction block (Rear view)
<LHD>
AB
Junction block side
AC310620
Connector: C-219
Junction block
(Rear view)
<RHD>
AB
Junction block side
AC310652
AB
Connectors: E-02, E-11
Harness side
E-02
E-11
E-02
E-11
<Vehicles with
sunroof-LHD>
AC310656
AB
Connectors: E-02, E-11
Harness side
E-02
E-11
E-02
E-11
<Vehicles with
sunroof-RHD>
AC310623
AC310623
Connector: C-211
AQ
<LHD>
Junction block (Front view)
Harness side
3
1
2
AC310618
AC310618
Connector: C-211 <RHD>
AS
Harness side
Junction block (Front view)
3
1
2
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-392
Inspection Procedure P-2: The room lamp does not illuminate normally. <Vehicles without keyless
entry system>
CAUTION
Whenever the ECU is replaced, ensure that the
input and output signal circuits are normal.
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-393
COMMENTS ON TROUBLE SYMPTOM
If the room lamp does not illuminate or extinguish
normally, wiring harness connector(s) or the bulb
may be defective.
POSSIBLE CAUSES
• Malfunction of the interior lamp switches
• Malfunction of the room lamp bulbs
• Malfunction of the rear personal lamp bulbs
• Damaged harness wires and connectors
ETACS-ECU
J/B SIDE
ROOM LAMP
INTERIOR
LAMP
SWITCH
REAR
PERSONAL
LAMP
FOR
SECOND
SEAT: LH
REAR
PERSONAL
LAMP
FOR
SECOND
SEAT: RH
REAR
PERSONAL
LAMP
FOR
THIRD
SEAT: LH
REAR PERSONAL LAMP
(FOR THIRD SEAT: RH)
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet
Room Lamp and Rear Personal Lamp Circuit
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