FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

17B Auto Shutdown Relay


1. Place ignition switch in Off position.
2. Disconnect power module 12 way electrical connector.
3. Place ignition switch in Run position.
4. Connect a voltmeter between terminal No. 5 power module 12 way electrical connector and ground.
5. If voltmeter reading is within 1 volt of battery voltage, check conditioning of terminal No. 12 of power module 12 way connector. Also check wiring from terminal No. 5 of electrical connector for an open or short circuit.
6. If voltmeter indicates between 0 to 1 volt, replace power module.