Mitsubishi Outlander XL. Manual — part 734
Q:Is the check result normal?
YES:
No action is necessary and testing is complete.
NO:
Replace ETACS-ECU. Check that the power window works
normally.
INSPECTION PROCEDURE C-2: Driver's Power Window does not Work by means of
The Power Window Main Switch.
M14203000926USA0000010000
ZC601368
GREEN-WHITE
GREEN
ORANGE
ORANGE
VIOLET
BLA
CK
BLA
CK
POWER WINDOW MAIN SWITCH
FRONT
POWER
WINDOW
MOTOR (LH)
FRONT
(LH)
CPU
LIN DRIVE
CIRCUIT
IC
IC
BLA
CK-YELLO
W
0000
Driver’s Power Window Circuit
DOOR
42Ab-55
POWER WINDOW DIAGNOSIS
ZC600875
Connector: C-126
0021
ZC600881
Connectors: E-16, E-19
E-19
E-16 (GR)
0003
CIRCUIT OPERATION
The front power window motor (LH) receives a signal
("UP", "DOWN", "AUTO UP" or "AUTO DOWN") from
the front power window main switch and controls the
driver’s power window.
TECHNICAL DESCRIPTION (COMMENT)
The power window main switch or the front power
window motor (LH) may be defective.
TROUBLESHOOTING HINTS
⦆
The power window main switch may be defective
⦆
The front power window motor (LH) may be
defective
⦆
The wiring harness or connectors may have loose,
corroded, or damaged terminals, or terminals
pushed back in the connector
DIAGNOSTIC PROCEDURE
Required Special Tools:
⦆
MB992006: Extra fine probe
⦆
MB991223: Harness set
⦆
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
⦆
MB991824: Vehicles Communication Interface (V.C.I.)
⦆
MB991827: M.U.T.-III USB Cable
⦆
MB991910: M.U.T.-III Main Harness A (Vehicles with
CAN communication system)
42Ab-56
DOOR
POWER WINDOW DIAGNOSIS
STEP 1. Using scan tool MB991958, read the diagnostic
trouble code.
ZC501967
AC404789
ZC5019680000
MB991824
MB991827
MB991910
Data link
connector
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before
connecting or disconnecting scan tool MB991958.
(1)
Connect scan tool MB991958. Refer to GROUP 54Ad, "How
to connect scan tool (M.U.T.-III) P.54Af-4."
(2)
Turn the ignition switch to the "ON" position.
(3)
Check whether the ETACS-ECU related DTC is set.
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the DTC set?
YES:
Diagnose the ETACS-ECU. Refer to P.42Ab-38.
NO:
Go to Step 2.
STEP 2. Check the power window main switch.
Check that the passenger's or rear power window works by
means of the power window main switch.
Q:Is the check result normal?
YES:
Go to Step 3.
NO:
STEP 3. Check power window main switch connector E-19,
front power window motor (LH) connector E-16 for loose,
corroded or damaged terminals, or terminals pushed back
in the connector.
Q:Are power window main switch connector E-19, front
power window motor (LH) connector E-16 in good
condition?
YES:
Go to Step 4.
NO:
Repair or replace the damaged component(s). Refer to
GROUP 00E, Harness Connector Inspection P.00E-2. Verify
that the power window works normally.
STEP 4. Check the wiring harness between power window
main switch connector E-19 (terminals 2 and 6) and front
power window motor (LH) connector E-16 (terminals 4 and
1).
Q:Is the wiring harness between power window main switch
connector E-19 (terminals 2 and 6) and front power
window motor (LH) connector E-16 (terminals 4 and 1) in
good condition?
YES:
Go to Step 5.
DOOR
42Ab-57
POWER WINDOW DIAGNOSIS
NO:
The wiring harness may be damaged or the connector
(s) may have loose, corroded or damaged terminals, or
terminals pushed back in the connector. Repair the wiring
harness as necessary. Check that the power works
normally.
STEP 5. Retest the system.
Check that the driver's power window works by means of the
power window main switch.
Q:Is the check result normal?
YES:
No action is necessary and testing is complete.
NO:
Replace the front power window motor (LH). Check that
the power works normally.
INSPECTION PROCEDURE C-3: Relevant Power Window(s) does not Work by means
of The Front and Rear Passenger's Power Window Sub Switches.
M14203000927USA0000010000
Before replacing the ECU, ensure that the power supply
circuit, the ground circuit and the communication circuit are
normal.
42Ab-58
DOOR
POWER WINDOW DIAGNOSIS
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