Mitsubishi L200. Manual — part 519
DOOR
BODY
42-136
• Malfunction of the power window motor (front:
RH), power window motor (rear: RH) or power
window motor (rear: LH)
• Damaged harness wires and connectors
DIAGNOSIS PROCEDURE
STEP 1. Check the power window main switch.
Check that the power window lock switch is turned
off.
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Turn off the power window lock switch.
STEP 2. M.U.T.-III diagnosis code.
When the ignition switch is turned to the "ON" posi-
tion, check that the ETACS-ECU does not set the
diagnosis code.
Q: Is the diagnosis code set?
YES :
Refer to
.
NO :
Go to Step 3.
STEP 3. Determine a trouble spot.
Q: Which power window does not work?
Front passenger's door :
Go to Step 4.
Rear right door <Double cab> :
Go to Step 12.
Rear left door <Double cab> :
Go to Step 20.
STEP 4. Connector check: E-26 power window
sub switch (front: RH) connector
AC509954
Connector: E-26 <LHD>
AJ
Harness side
Q: Is the check result normal?
YES :
Go to Step 5.
NO :
Repair the connector.
STEP 5. Check the power window sub switch
(front: RH)
Check that the power window sub switch (front: RH)
works normally. Refer to
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Replace the power window sub switch
(front: RH).
STEP 6. Voltage measurement at the E-26 power
window sub switch (front: RH) connector.
AC509954
Connector: E-26 <LHD>
AJ
Harness side
(1) Disconnect the connector, and measure at the
wiring harness side.
(2) Turn the ignition switch to the ON position.
AC310507JG
Connector E-26
(harness side)
(3) Check the voltage between the E-26 power
window sub switch (front: RH) connector terminal
No.4 and body earth.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 9.
NO :
Go to Step 7.
STEP 7. Connector check: A-24X power window
relay connector
AC600252
AG
Connector: A-24X
Relay box side
Q: Is the check result normal?
DOOR
BODY
42-137
YES :
Go to Step 8.
NO :
Repair the connector.
STEP 8. Check the wiring harness between E-26
power window sub switch (front: RH) connector
terminal No.4 and A-24X power window relay
connector terminal No.3.
AC600252
AG
Connector: A-24X
Relay box side
AC509954
Connector: E-26 <LHD>
AJ
Harness side
NOTE:
AC903856
Connectors: C-32, C-33 <LHD>
AJ
C-33
C-32
C-33
C-32 (GR)
AC903853
Connector: C-122 <LHD>
AG
Prior to the wiring harness inspection, check interme-
diate connectors C-33, C-122 and joint connector C-
32, and repair if necessary.
• Check the power supply line for open circuit.
Q: Is the check result normal?
DOOR
BODY
42-138
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00, How to
use Troubleshooting/inspection Service
Points
− How to Cope with Intermittent
Malfunction ).
NO :
Repair the wiring harness.
STEP 9. Connector check: E-01 power window
motor (front: RH) connector
AC509954
Connectors: E-01 <LHD>
AK
Harness side
E-01 (B)
Q: Is the check result normal?
YES :
Go to Step 10.
NO :
Repair the connector.
STEP 10. Check the wiring harness between E-01
power window motor (front: RH) connector
terminal Nos. 1, 3 and E-26 power window sub
switch (front: RH) connector terminal Nos. 5, 7.
AC509954
Connectors: E-01, E-26 <LHD>
AH
Harness side
E-26
E-26
Harness side
E-01 (B)
E-01 (B)
• Check the input and output lines for open and
short circuit.
Q: Is the check result normal?
YES :
Go to Step 11.
NO :
Repair the wiring harness.
STEP 11. Retest the system.
(1) Replace the power window sub switch (front:
RH).
(2) Check that the front passenger's door power
window can be operated by the power window
sub switch (front: RH).
Q: Is the check result normal?
YES :
The procedure is complete.
NO :
Replace the power window motor (front:
RH).
STEP 12. Connector check: E-06 power window
sub switch (rear: RH) connector
AC509958
Connector: E-06
AD
Harness side
Q: Is the check result normal?
YES :
Go to Step 13.
NO :
Repair the connector.
STEP 13. Check the power window sub switch
(rear: RH)
Check that the power window sub switch (rear: RH)
works normally. Refer to
Q: Is the check result normal?
YES :
Go to Step 14.
NO :
Replace the power window sub switch (rear:
RH).
STEP 14. Voltage measurement at the E-06 power
window sub switch (rear: RH) connector.
AC509958
Connector: E-06
AD
Harness side
(1) Disconnect the connector, and measure at the
wiring harness side.
DOOR
BODY
42-139
(2) Turn the ignition switch to the ON position.
AC310507JA
Connector E-06
(harness side)
(3) Check the voltage between the E-06 power
window sub switch (rear: RH) connector terminal
No.4 and body earth.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 17.
NO :
Go to Step 15.
STEP 15. Connector check: A-24X power window
relay connector
AC600252
AG
Connector: A-24X
Relay box side
Q: Is the check result normal?
YES :
Go to Step 16.
NO :
Repair the connector.
STEP 16. Check the wiring harness between E-06
power window sub switch (rear: RH) connector
terminal No.4 and A-24X power window relay
connector terminal No.3.
AC600252
AG
Connector: A-24X
Relay box side
AC509958
Connector: E-06
AD
Harness side
NOTE:
AC805687
Connector: C-16 <LHD>
AJ
AC903856
Connectors: C-32, C-33 <LHD>
AJ
C-33
C-32
C-33
C-32 (GR)
Prior to the wiring harness inspection, check interme-
diate connectors C-16, C-33 and joint connector C-
32, and repair if necessary.
• Check the power supply line for open circuit.
Q: Is the check result normal?
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