Fit L4-1.5L (2008)
3. Disconnect the 3P and 20P connectors from the switch.
4. Remove the power window master switch cover from the switch panel.
5. Remove the power window master switch from the switch cover (three screws).
6. Check for corrosion or melting on the switch side and the harness side of the 3P and 20P connectors:
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If there is no corrosion on the terminals and no melting on the connectors, go to step 7.