Mitsubishi Grandis. Manual — part 81
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-321
DIAGNOSTIC 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) NOT USING SWS MONITOR
54B-322
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
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) NOT USING SWS MONITOR
54B-323
wiring harness side.
(2) Resistance measurement between the defective
lamp connector terminal and body earth.
• Resistance between A-33 front turn-signal
lamp (RH) connector terminal No.1 and body
earth
• Resistance between A-23 front turn-signal
lamp (LH) connector terminal No.1 and body
earth
OK: 2
Ω or less
Q: Is the check result normal?
YES :
Go to Step 16.
NO :
Go to Step 5.
Step 5. Connector check: A-40 earth connector
<front turn-signal lamp (RH)> and A-25 earth
connector <front turn-signal lamp (LH)>.
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Repair the connector.
AC310506BO
Connectors A-23, A-33
(Harness side)
AC310403
A-25 (GR)
AE
Connector: A-25 <LHD>
Harness side
AC310398
A-25 (GR)
AE
Connector: A-25 <RHD>
Harness side
AC310401
Connector: A-40 <LHD>
Harness side
AE
A-40 (GR)
AC310396
Connector: A-40 <RHD>
Harness side
AE
A-40 (GR)
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-324
Step 6. Check the wiring harness from A-33 front
turn-signal lamp (RH) connector terminal
No.1and A-40 earth connector terminal No.3 or
A-23 front turn-signal lamp (LH) connector
terminal No.1 and A-25 earth connector terminal
No.6.
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