Mitsubishi Grandis. Manual — part 216
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-326
ETACS-ECU
J/B SIDE
REAR
TURN-SIGNAL
LAMP (RH)
FRONT
TURN-SIGNAL
LAMP (RH)
SIDE
TURN-
SIGNAL
LAMP
DOOR
MIRROR
ASSEMBLY
(RH)
Right Turn-Signal Lamps Circuit <LHD>
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
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-327
COMMENTS ON TROUBLE SYMPTOM
If any of the turn-signal lamp does not illuminate
normally, wiring harness connector(s) or the bulb
may be defective.
POSSIBLE CAUSES
• Defective front turn-signal lamp bulb
• Defective side turn-signal lamp
• Defective rear turn-signal lamp bulb
• Damaged harness wires and connectors
ETACS-ECU
J/B SIDE
REAR
TURN-SIGNAL
LAMP (RH)
FRONT
TURN-SIGNAL
LAMP (RH)
SIDE
TURN-
SIGNAL
LAMP
DOOR
MIRROR
ASSEMBLY
(RH)
Right Turn-Signal Lamps Circuit <RHD>
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
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-328
DIAGNOSIS PROCEDURE
Step 1. Confirm which turn-signal lamp is
defective.
Q: Which turn-signal lamp fails to illuminate
correctly?
Front turn-signal lamp :
Go to Step 2.
Side turn-signal lamp :
Go to Step 7.
Rear turn-signal lamp :
Go to Step 12.
Step 2. Connector check: A-33 front turn-signal
lamp (RH) or A-23 front turn-signal lamp (LH)
connector.
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Repair the defective connector.
AC310403
A-23 (B)
AI
Connector: A-23 <LHD>
Harness side
AC310398
A-23 (B)
AI
Connector: A-23 <RHD>
Harness side
AC310401
Connector: A-33 <LHD>
Harness side
AI
A-33 (B)
AC310396
Connector: A-33 <RHD>
Harness side
AG
A-33 (B)
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-329
Step 3. Check the bulb(s) of the turn-signal
lamps.
Check the bulb(s) of the defective lamp.
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Replace the bulb(s) of the defective lamp.
Step 4. Resistance measurement at the A-33 front
turn-signal lamp (RH) or A-23 front turn-signal
lamp (LH) connector.
(1) Disconnect the connector, and measure at the
wiring harness side.
(2) Resistance measurement between the defective
AC310403
A-23 (B)
AI
Connector: A-23 <LHD>
Harness side
AC310398
A-23 (B)
AI
Connector: A-23 <RHD>
Harness side
AC310401
Connector: A-33 <LHD>
Harness side
AI
A-33 (B)
AC310396
Connector: A-33 <RHD>
Harness side
AG
A-33 (B)
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