Test VER-1B - BRAKELIGHT Switch Sensor Circuit
- Check brakelight operation. If brakelights are not operating properly, repair as necessary. Perform TEST VER-1A . If brakelights are operating properly, turn ignition off. Disconnect and inspect CAB 55-pin connector. Repair connector as necessary.
- Depress brake pedal. With DRB-II in voltmeter mode, probe terminal No. 32 (White/Tan wire) of CAB connector. If voltage is less than 9 volts, repair open White/Tan wire. Perform TEST VER-1A . If voltage is more than 9 volts, replace CAB. Perform TEST VER-1A .