A9: Check Passenger Window Regulator Control Switch

Turn ignition switch off.
Reconnect the master window regulator control switch.
Remove the passenger window regulator control switch. Leave the electrical connector connected.
Turn ignition switch to RUN/ACC.
Using Rotunda Digital Volt-Ohmmeter 017-00407 or equivalent, check for voltage at the passenger window regulator control switch while moving the window regulator control switch. See Fig 1 .

Fig 1: Testing Passenger Window Regulator Control Switch
Courtesy of FORD MOTOR CO.