Operation CHARM: Car repair manuals for everyone.

Test B: A Single Power Window Is Inoperative - LH Front Window

PINPOINT TEST B: A SINGLE POWER WINDOW IS INOPERATIVE - LH FRONT WINDOW

Normal Operation
Under normal operation, the LH front window control switch provides power to the power window motor through circuit CPW10 (YE/VT) and ground through circuit CPW11 (BU/GY) to operate the LH front window down; and power through circuit CPW11 (BU/GY) and ground through circuit CPW10 (YE/VT) to operate the LH front window up.

This pinpoint test is intended to diagnose the following:
- Open in circuits CPW10 (YE/VT) or CPW11 (BU/GY)
- Inoperative LH front window control switch
- Inoperative LH front power window motor


B1-B3:






B3-B4: