Test B: A Single Power Window Is Inoperative - Driver

PINPOINT TEST B: A SINGLE POWER WINDOW IS INOPERATIVE - DRIVER

Normal Operation
When the driver window is operated in the down direction, voltage is supplied to the driver window motor from the driver window control switch on circuit 227 (YE) and ground is supplied on through circuit 226 (WH/BK). When the driver window is operated in the up direction, voltage is supplied on circuit 226 (WH/BK) and ground through circuit 227 (YE).

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Driver window control switch
- Driver window motor

B1-B3: