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Code 1145: Check Engine Light

A ground path for malfunction indicator (CHECK ENGINE) light is provided by DME control unit over terminal No. 22 (Green/Gray wire). Ensure CHECK ENGINE bulb filament is not burned out. Check malfunction indicator light circuit by turning ignition off.

Disconnect DME control unit, and ground terminal No. 22 (Green/Gray wire). With ignition on, CHECK ENGINE light should come on. If light does not come on, check wiring harness and connectors. If necessary, replace DME control unit.

NOTE: Green/Gray wire is also routed to diagnostic connector. Ensure wire leading to diagnostic connector is not shorted to battery voltage or ground.
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