Test 73C - Open Parking Brake Switch Circuit
NOTE:
For connector terminal identification, see CONNECTOR IDENTIFICATION
. For wiring diagrams, see appropriate article in ENGINE PERFORMANCE:
- WIRING DIAGRAMS - 3.3L
- WIRING DIAGRAMS - 3.5L
- Perform TEST VER-1 after each repair.CAUTION: Always turn ignition off prior to disconnecting any module connector.
- Disconnect parking brake switch connector. Connector is located above brake pedal bracket. Connect jumper wire between parking brake switch connector (Gray/Black wire) and chassis ground. If BRAKE warning lamp illuminates, replace parking brake switch. If BRAKE warning lamp does not illuminate, go to next step.
- Leave jumper wire connected. Turn ignition off. Disconnect instrument cluster Gray connector. Using scan tool in ohmmeter mode, check resistance of instrument cluster Gray connector terminal No. 6 (Gray/Black wire). If resistance is more than 5 ohms, repair open Gray/Black wire. If resistance is less than 5 ohms, go to next step.
- Remove and inspect BRAKE warning lamp. Replace lamp if necessary. If lamp is okay, repair or replace instrument cluster. See appropriate INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT.