Mitsubishi Grandis. Manual — part 63
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-249
Step 11. Check the wiring harness between A-31
headlamp washer motor connector terminal No.1
and A-14X front-ECU connector terminal No.11.
• Check the output line for open circuit.
Q: Is the check result normal?
YES :
Go to Step 12.
NO :
Repair the wiring harness.
Step 12. Retest the system.
The headlamp washer should now work normally.
Q: Is the check result normal?
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00
− How to
Cope with Intermittent Malfunction
NO :
Replace the front-ECU.
AC311521AB
Connector: A-14X
Relay box side
AC310401
Connector : A-31 <LHD>
AH
A-31(GR)
Harness side
AC310396
Connector : A-31 <RHD>
AH
A-31(GR)
Harness side
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-250
ELECTRIC RETRACTABLE REMOTE
CONTROLLED DOOR MIRROR
Inspection Procedure J-1: Electric retractable remote controlled door mirror does not work at all.
CAUTION
Whenever the ECU is replaced, ensure that the
input and output signal circuits are normal.
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-251
Door Mirror Relay Circuit <LHD>
FUSIBLE LINK
ETACS-ECU
J/B SIDE
DOOR MIRROR
ASSEMBLY (LH)
30
DOOR MIRROR
ASSEMBLY (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
DOOR
MIRROR
FOLD RELAY
DOOR
MIRROR
UNFOLD RELAY
SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-252
COMMENTS ON TROUBLE SYMPTOM
If the electric retractable remote controlled door
mirror does not work at all, these power supply
circuit(s), these earth circuit(s), remote controlled
mirror switch or ETACS-ECU may be defective.
POSSIBLE CAUSES
• Malfunction of the remote controlled mirror switch
• Malfunction of ETACS-ECU
• Damaged harness wires and connectors
DIAGNOSTIC PROCEDURE
Step 1. Pulse check
Check the input signals below which are related to
the electric retractable remote controlled door mirror.
OK: The MUT-III sounds or the voltmeter
needle fluctuates.
Q: Is the check result normal?
Door Mirror Relay Circuit <RHD>
FUSIBLE LINK
ETACS-ECU
J/B SIDE
DOOR MIRROR
ASSEMBLY (LH)
30
DOOR MIRROR
ASSEMBLY (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
System switch
Check conditions
Ignition switch (ACC)
When turned from the
LOCK (OFF) position to
the ACC position
Electric remote
controlled mirror switch
(folding/unfolding switch)
When the switch turned
from off to on
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