Mitsubishi L200. Manual — part 514
DOOR
BODY
42-116
PROBABLE CAUSES
• Malfunction of the rear power window sub switch
(rear: RH)
DIAGNOSIS PROCEDURE
Check whether the diagnosis code is reset.
Check that the diagnosis code is not reset.
Q: Is diagnosis code set?
YES :
Replace the rear power window sub switch
(RH).
NO :
The procedure is complete.
DOOR
BODY
42-117
SYMPTOM PROCEDURES <POWER
WINDOWS>
Inspection Procedure B-1: Power Windows do not Work at All.
CAUTION
Whenever the ECU is replaced, ensure that the
input and output signal circuits are normal.
AC900864
Power Window Relay Circuit
ETACS-ECU
RELAY
BOX
POWER
WINDOW
RELAY
POWER WINDOW MOTOR
(FRONT: RH)<LHD>
(FRONT: LH)<RHD>
REAR PANEL
POWER
WINDOW-ECU
FUSIBLE
LINK
23
POWER
WINDOW
MAIN SWITCH
CPU
· POWER WINDOW
MOTOR (REAR: RH)
· POWER WINDOW
MOTOR (REAR: LH)
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple
AB
DOOR
BODY
42-118
COMMENTS ON TROUBLE SYMPTOM
If the power windows do not work at all, the power
window relay, the power window main switch or the
ETACS-ECU may be defective.
PROBABLE CAUSES
• Malfunction of the power window relay
• Malfunction of the power window main switch
• Malfunction of the ETACS-ECU
• Damaged harness wires and connectors
DIAGNOSIS PROCEDURE
STEP 1. 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 2.
DOOR
BODY
42-119
STEP 2. M.U.T.-III data list
Check the input signal from the ignition switch (IG1).
•
Item
No.
Item name
Normal condition
30
Ignition switch (IG1)
ON
Ignition switch: ON
OK: Normal condition is displayed.
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Refer to GROUP 54A, Inspection Procedure
C-3 "The ignition switch (IG1) signal is not
received ."
STEP 3. 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 4.
NO :
Repair the connector.
STEP 4. Check the power window relay.
Refer to
Q: Is the check result normal?
YES :
Go to Step 5.
NO :
Replace the power window relay.
STEP 5. Voltage measurement at the A-24X
power window relay connector.
AC600252
AG
Connector: A-24X
Relay box side
(1) Disconnect the relay, and measure at the relay
box side.
(2) Turn the ignition switch to the ON position.
AC310507GO
Connector A-24X
(Relay box side)
(3) Check the voltage between the A-24X power
window relay connector terminal No.4 and body
earth.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 7.
NO :
Go to Step 6.
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