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Home >> Mitsubishi >> 2011 >> Endeavor AWD V6-3.8L (6G75) >> Repair and Diagnosis >> Body and Frame >> Body Control Systems >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Power Windows >> Inspection Procedure D-3
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Inspection Procedure D-3




INSPECTION PROCEDURE D-3: Power Windows: Only the front door window (LH) does not work normally by operating the power window main switch.










CIRCUIT OPERATION

The front power window motor (LH) lowers or raises the door window (LH) when the power window main switch is moved to "DOWN" or "UP" position.

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

DIAGNOSIS

Required Special Tool:

- MB991223: Harness Set
- MB992006: Extra Fine Probe

STEP 1. Check power window main switch connector E-17 and front power window motor (LH) connector E-19 for loose, corroded or damaged terminals, or terminals pushed back in the connector.





Q. Are power window main switch connector E-17 and front power window motor (LH) connector E-19 in good condition?

YES Go to Step 2.

NO Repair or replace the damaged component(s). Harness Connector Inspection. When the power window main switch is operated, the front power window (LH) should lower or raise normally.

STEP 2. Check the power window main switch.

(1)Remove the power window main switch. Service and Repair.





(2)Check continuity while power window main switch is moved to "UP" and "DOWN" position.





Q. Is the power window main switch normal?

YES Go to Step 3.

NO Replace the power window main switch. When the power window main switch is operated, the front power window (LH) should lower or raise normally.

STEP 3. Check the front power window motor (LH).

(1)Remove the front power window motor (LH). Service and Repair.





(2)Connect a battery to the motor terminal, and check that the motor runs freely.





Q. Is the front power window motor (LH) normal?

YES Go to Step 4.

NO Replace the front power window motor (LH). When the power window main switch is operated, the front power window (LH) should lower or raise normally.

STEP 4. Check the wiring harness between power window main switch connector E-17 (terminals 7 and 9) and front power window motor (LH) connector E-19 (terminals 2 and 1).

- Check the communication lines for open circuit and short circuit.





Q. Is the wiring harness between power window main switch connector E-17 (terminals 7 and 9) and front power window motor (LH) connector E-19 (terminals 2 and 1) in good condition?

YES No action is necessary and testing is complete.

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. When the power window main switch is operated, the front power window (LH) should lower or raise normally.

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