FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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KM16 - Check For VPWR to WAC Relay



- Still in Output State test mode.

- Disconnect harness from Wide Open Throttle A/C Cut-Off (WAC) relay.

- Measure voltage between IGN RUN circuit at the WAC relay vehicle harness connector and chassis ground.

- Is voltage greater than 10.5 volts?

Yes -- Go to KM17. KM17 - Check For WAC Cycling

No -- Service open in VPWR circuit IGN RUN circuit between WAC relay and joint box. Reconnect all components and remove jumper. Re-evaluate symptom.