Passenger Windows work W/Mn Switch But Can Operate W/Sb Switch

PASSENGER POWER WINDOWS CANNOT OPERATE USING POWER WINDOW MAIN SWITCH BUT CAN OPERATE BY POWER WINDOW SUB-SWITCH

System Description
Power windows can be raised or lowered with each sub-switch or the power window main switch located on the driver's door trim when ignition switch is in ON position.
When power window lock switch is locked, no windows can be raised or lowered except for driver's door window.

Possible Cause
- Power window main switch

Diagnostic Repair Procedure (for confirmed incidents)
1. Check power window main switch.