4. No Door Windows Open/Close w/Power Window Main Switch

Power Window Main Switch Power Circuit <Eclipse>:

Power Window Main Switch Power Circuit <Eclipse Spyder>:

CIRCUIT OPERATION
Power is supplied to the power window subswitch from the power window relay.

TECHNICAL DESCRIPTION
- The cause may be a malfunction of the power window main switch power supply circuit.

TROUBLESHOOTING HINTS
- Damaged harness wires or connectors

DIAGNOSIS

STEP 1. Check the power supply line at power window main switch connector E-12.




1. Remove the power window main switch.




2. Measure at the harness side the voltage between terminal 6 and ground when the ignition switch is turned ON.
- Voltage should be approximately 12 volts (battery positive voltage).

Q: Is the voltage approximately 12 volts?

YES: Go to Step 3.

NO: Go to Step 2.







STEP 2. Check the harness wires between power window main switch connector E-12 and connector block connector C-49.

Q: Are there any damaged wires between power window main switch connector E-12 and connector block connector C-49?

YES: Repair them, then go to Step 3.

NO: Go to Step 3.






NOTE: After inspecting intermediate connector C-91, inspect the wire. If connector block connector C-91 is damaged, repair or replace it. Refer to Harness Connector Inspection. Then go to step 3.

STEP 3. Check symptoms.

Q: Can the power window main switch on the driver's door open or close all door windows?

YES: This diagnosis is complete.

NO: Return to Step 1.