Mitsubishi Outlander GS45X. Manual — part 1098
SUNROOF
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BODY
42A-195
INSPECTION PROCEDURE 2: The Sunroof Lid Glass does not Tilt-up (Tilt-down, Open and Close
Normally).
CAUTION
Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the com-
munication circuit are normal.
.
TECHNICAL DESCRIPTION (COMMENT)
The sunroof switch or the sunroof motor assembly
may be defective.
.
TROUBLESHOOTING HINTS
• The sunroof switch may be defective
• The sunroof motor assembly may be defective
• The wiring harness or connectors may have
loose, corroded, or damaged terminals, or termi-
nals pushed back in the connector
AC703552
CPU
SUNROOF
SWITCH
INPUT CIRCUIT
INPUT CIRCUIT
DRIVE CIRCUIT
SUNROOF MOTOR
HALL SENSOR
SUNROOF
MOTOR
ASSEMBLY
Sunroof Switch Circuit
AC
AC901079AS
Connectors: D-03, D-04
D-03 (B)
D-04 (GR)
SUNROOF
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BODY
42A-196
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)
STEP 1. Using scan tool MB991958, read the diagnostic
trouble code.
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958. Refer to GROUP 42B, "How
to connect scan tool (M.U.T.-III)
P.42B-13
."
(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
.
NO : Go to Step 2.
STEP 2. Check sunroof switch connector D-03 for loose,
corroded or damaged terminals, or terminals pushed back
in the connector.
Q: Is sunroof switch connector D-03 in good condition?
YES : Go to Step 3.
NO : Repair or replace the damaged component(s). Refer
to GROUP 00E, Harness Connector Inspection
. Check that the sunroof works normally.
ZC501967
AC404789
AC701411AB
MB991824
MB991827
MB991910
Data link
connector
SUNROOF
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BODY
42A-197
STEP 3. Sunroof switch check
(1) Remove the sunroof switch. Refer to
(2) Check continuity when the sunroof switch is operated to
"TILT-UP" position.
Q: Is the sunroof switch normal?
YES : Go to Step 4.
NO : Replace the sunroof switch. Check that the sunroof
works normally.
STEP 4. Check sunroof motor assembly connector D-04
for loose, corroded or damaged terminals, or terminals
pushed back in the connector.
Q: Is sunroof motor assembly connector D-04 in good
condition?
YES : Go to Step 5.
NO : Repair or replace the damaged component(s). Refer
to GROUP 00E, Harness Connector Inspection
. Check that the sunroof works normally.
STEP 5. Check the wiring harness between sunroof switch
connector D-03 (terminal 3) and sunroof motor assembly
connector D-04 (terminal 4).
• Check the power supply line for open circuit and short cir-
cuit.
Q: Is the wiring harness between sunroof switch connector
D-03 (terminal 3) and sunroof motor assembly
connector D-04 (terminal No. 4) in good condition?
YES : Go to Step 6.
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 sunroof works normally.
STEP 6. Retest the system.
Check that the sunroof lid glass tilts up normally.
Q: Is the check result normal?
YES : No action is necessary and testing is complete.
NO : Replace the sunroof motor assembly. Check that the
sunroof works normally.
Switch
position
Terminal No.
Normal value
Tilt-up
3
− 4
Continuity
exists (2
Ω or
less)
OFF
3
− 4, 4 − 5, 4 −
6
Open circuit
AC703554AB
Sunroof switch
SUNROOF
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BODY
42A-198
INSPECTION PROCEDURE 3: The Sunroof Lid Glass does not Open (Tilt-up, Tilt-down and Close
Normally).
CAUTION
Before replacing the ECU, ensure that the power supply circuit, the ground circuit and the communi-
cation circuit are normal.
.
TECHNICAL DESCRIPTION (COMMENT)
The sunroof switch or the sunroof motor assembly
may be defective.
.
TROUBLESHOOTING HINTS
• The sunroof switch may be defective
• The sunroof motor assembly may be defective
• The wiring harness or connectors may have
loose, corroded, or damaged terminals, or termi-
nals pushed back in the connector
AC703552
CPU
SUNROOF
SWITCH
INPUT CIRCUIT
INPUT CIRCUIT
DRIVE CIRCUIT
SUNROOF MOTOR
HALL SENSOR
SUNROOF
MOTOR
ASSEMBLY
Sunroof Switch Circuit
AC
AC901079AS
Connectors: D-03, D-04
D-03 (B)
D-04 (GR)
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