DOOR GLASS OTHER THAN DRIVER'S DOOR CANNOT BE OPERATED (CANNOT BE OPERATED USING EACH SUBSWITCH BUT CAN BE OPERATED USING POWER WINDOW MAIN SWITCH) [POWER WINDOW SYSTEM]
id0903a0433600
Description
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Door glass other than driver's door cannot be operated using subswitches but can be operated using power window main switch
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Possible Causes
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• Power window subswitch malfunction
• Malfunction in power window subswitch power supply circuit
• Connector poor contact or terminal damage
• Customer mis-operation or misunderstanding
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Diagnostic Procedure
Step |
Inspection |
Action |
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---|---|---|---|
1
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VERIFY IF MALFUNCTION CAUSE IS OPERATION UNDER OPERATION PERMISSION CONDITION
• Turn the power-cut switch off (contact point: closed) and perform open/close operation.
• Does the power window system operate normally?
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Yes
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System is normal. (Tell the customer about the power-cut switch.)
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No
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Go to the next step.
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2
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POWER WINDOW SUBSWITCH CONNECTOR INSPECTION
• Switch the ignition off.
• Disconnect the negative battery terminal.
• Disconnect the power window subswitch connector.
• Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector, then go to Step 4.
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3
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VERIFY IF MALFUNCTION CAUSE IS POWER WINDOW SUBSWITCH POWER SUPPLY CIRCUIT
• Connect the power window subswitch connector.
• Connect the negative battery terminal.
• Measure the voltage at power window subswitch terminal C (vehicle wiring harness side).
• Is the voltage B+?
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Yes
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Replace the power window subswitch, then go to the next step.
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No
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• Refer to the wiring diagram and verify if there is a common connector between IG1 relay terminal C and power window subswitch terminal C.
If there is a common connector:
If there is no common connector:
Go to the next step.
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4
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VERIFY IF MALFUNCTION CAUSE IS CORRECTED
• Does the power window system operate normally?
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Yes
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Troubleshooting completed. (Explain the problem to the customer.)
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No
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Verify the malfunction symptom in the symptom troubleshooting chart and perform the other applicable malfunction diagnosis.
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