Mitsubishi L200. Manual - part 523

 

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Mitsubishi L200. Manual - part 523

 

 

DOOR

BODY

42-152

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 25. Connector check: E-14 power window 
motor (rear: LH) connector

AC509956

Connector: E-14

AE

Harness side

E-14 (B)

Q: Is the check result normal?

YES : 

Go to Step 26.

NO : 

Repair the connector.

STEP 26. Check the wiring harness between E-14 
power window motor (rear: LH) connector 
terminal Nos. 1, 3 and E-13 power window sub 
switch (rear: LH) connector terminal Nos. 7, 5.

AC509956

Connectors: E-13, E-14

AC

E-13

Harness side

E-14 (B)

E-14 (B)

Harness side

E-13

• Check the input and output lines for open and 

short circuit.

Q: Is the check result normal?

YES : 

Go to Step 27.

NO : 

Repair the wiring harness.

STEP 27. Retest the system.
(1) Replace the power window sub switch (rear: LH).
(2) Check that the rear door power window can be 

operated by the power window sub switch (rear: 
LH).

Q: Is the check result normal?

YES : 

The procedure is complete.

NO : 

Replace the power window motor (rear: LH).

Inspection Procedure B-6: Front Passenger's and /or Rear Power Window do not Work by means of 
the Power Window Main Switch.

CAUTION

Whenever the ECU is replaced, ensure that the 
input and output signal circuits are normal.
COMMENTS ON TROUBLE SYMPTOM
If the passenger's and/or rear power window <Dou-
ble cab> does not work by means of the power win-
dow main switch, the power window main switch or 
the respective power window sub switch(es) may be 
defective.

PROBABLE CAUSES

• Malfunction of the power window main switch

• Malfunction of the power window sub switch 

(front: RH), power window sub switch (rear: RH) 
or power window sub switch (rear: LH)

• Malfunction of the ETACS-ECU

• Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

STEP 1. Check the power window main switch.
Check that the driver's power window works by 
means of the power window main switch.

Q: Is the check result normal?

YES : 

Go to Step 2.

NO : 

Refer to 

P.42-65

.

STEP 2. Check the power window sub switch.
Check that each power window works by means of 
the respective power window sub switch when the 
power window lock switch is turned off.

Q: Is the check result normal?

YES : 

Go to Step 3.

NO : 

Refer to 

P.42-65

.

DOOR

BODY

42-153

STEP 3. Check the power supply circuit.
When the ignition switch is turned to the LOCK 
(OFF) position, check if the hazard warning lamps 
illuminate.

Q: Is the check result normal?

YES : 

Go to Step 4.

NO : 

Refer to GROUP 54A, Inspection Procedure 
A-1 "Check the battery power supply circuit 
to the ETACS-ECU" .

STEP 4. 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 : 

GROUP 54B, Diagnosis Code Chart (Refer 

to ).

NO : 

Go to Step 5.

STEP 5. Retest the system.
Check that the front passenger’s and/or rear power 
window operate with the power window main switch.

Q: Is the check result normal?

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 : 

Replace the power window main switch.

Inspection procedure B-7: Power Window Timer Function does not Work Normally.

CAUTION

Whenever the ECU is replaced, ensure that the 
input and output signal circuits are normal.
COMMENTS ON TROUBLE SYMPTOM
If the power window timer function does not work, the 
input circuit from the ignition switch (IG1) or the 
driver's door switch, the communication lines 
between the ETACS-ECU and the power window 
main switch, the power window main switch or the 
ETACS-ECU may be defective.

PROBABLE CAUSES

• Malfunction of ETACS-ECU

• Malfunction of the power window main switch

• Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

STEP 1. Check the power window main switch.
Check that all of the front passenger's and rear door 
<Double cab> power windows can operate by means 
of the power window main switch.

Q: Is the check result normal?

YES : 

Go to Step 2.

NO : 

Refer to 

P.42-65

."

STEP 2. Check the power supply circuit.
When the ignition switch is turned to the LOCK 
(OFF) position, check if the hazard warning lamps 
illuminate.

Q: Is the check result normal?

YES : 

Go to Step 3.

NO : 

Refer to GROUP 54A, Inspection Procedure 
A-1 "Check The Battery Power Supply 
Circuit to The ETACS-ECU ."

STEP 3. M.U.T.-III data list
Check the input signals below, which are related to 
the power window timer function.

• Ignition switch: OFF

Item 
No.

Item name

Normal condition

19

Driver's door switch

ON

30

Ignition switch (IG1)

OFF

Drive’s door: Open

OK: Normal conditions are displayed for all 
the items.

Q: Is the check result normal?

YES (All the signals are received normally.) : 

Go to 

Step 4.

NO (The driver's door switch signal is not 
received.) : 

Refer to GROUP 54A, Inspection 

Procedure C-5 "One of the switch signals is 
not received ."

NO (The ignition switch (IG1) signal is not 
received.) : 

Refer to GROUP 54A, Inspection 

Procedure C-3 "The ignition switch (IG1) 
signal is not received ."

DOOR

BODY

42-154

STEP 4. Retest the system.
Check that the power window timer function works 
normally.

Q: Is the check result normal?

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 : 

Replace the power window main switch.

Inspection Procedure B-8: Power window anti-trap function does not work normally. <LH drive 
vehicles>

AC806167

Power Window (front) Circuit <LH drive vehicles>

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

HALL IC

HALL IC

HALL IC

HALL IC

CPU

CPU

FRONT
(LH)

POWER WINDOW
MAIN SWITCH

POWER WINDOW
MOTOR
(FRONT: LH)

POWER WINDOW
SUB SWITCH
(FRONT)

POWER WINDOW
MOTOR
(FRONT: RH)

AC

C-134

7

7

AC806168

Power Window (rear) Circuit <Vehicles with rear power window>

CPU

CPU

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

POWER WINDOW
SUB SWITCH
(REAR: RH)

POWER WINDOW
MOTOR
(REAR: RH)

HALL IC

HALL IC

HALL IC

HALL IC

POWER WINDOW
SUB SWITCH
(REAR: LH)

POWER WINDOW
MOTOR
(REAR: LH)

AB

DOOR

BODY

42-155

COMMENTS ON TROUBLE SYMPTOM
The revolution detection sensor, which is incorpo-
rated in the power window motor, may be defective.

PROBABLE CAUSE

• Malfunction of the power window motor

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 

P.42-64

.

NO : 

Go to Step 2.

STEP 2. Check the power window operating 
current.
Check that the power window operating current is 
normal (Refer t

P.42-171

).

Q: Is the check result normal?

YES : 

Adjust the door window glass (Refer to 

P.42-169

), and then go to Step 3.

NO : 

Replace the defective power window motor 
which operating current are abnormal.

STEP 3. Confirm the power window learning 
function.
Check that the power window switch has learned the 
fully closed position of the windows (Refer to 

P.42-

172

). 

Q: Is the check result normal?

 

 

 

 

 

 

 

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