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P0650 - Malfunction Indicator Lamp Control Circuit Malfunction

Possible causes
- Faulty Malfunction Indicator Lamp Bulb
- Malfunction Indicator Lamp Bulb harness is open or shorted
- Malfunction Indicator Lamp Bulb circuit poor electrical connection
- Faulty Engine Control Module (ECM)
What does this mean? What does this mean?
When is the code detected?
- An excessively high voltage is sent to Engine Control Module (ECM) through the MIL circuit under the condition that calls for MIL light up.
- An excessively low voltage is sent to ECM through the MIL circuit under the condition that calls for MIL not to light up.
Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0650 Description

Malfunction Indicator Lamp (MIL) is located on the instrument panel. When the ignition switch is turned ON without engine running, MIL will light up. This is a bulb check. When the engine is started, MIL should go off. If MIL remains on, the on board diagnostic system has detected an engine system malfunction.

P0650 Information for specific makes
P0650 BUICK Malfunction Indicator Lamp Control Circuit Malfunction
P0650 CADILLAC Malfunction Indicator Lamp Control Circuit Malfunction
P0650 CHEVROLET Malfunction Indicator Lamp Control Circuit Malfunction
P0650 GMC Malfunction Indicator Lamp Control Circuit Malfunction
P0650 HYUNDAI Malfunction Indicator Lamp Control Circuit Malfunction
P0650 INFINITI Malfunction Indicator Lamp Control Circuit Malfunction
P0650 ISUZU Malfunction Indicator Lamp Control Circuit Malfunction
P0650 KIA Malfunction Indicator Lamp Control Circuit Malfunction
P0650 MERCEDES-BENZ Malfunction Indicator Lamp Control Circuit Malfunction
P0650 NISSAN Malfunction Indicator Lamp Control Circuit Malfunction
P0650 PONTIAC Malfunction Indicator Lamp Control Circuit Malfunction
P0650 SATURN Malfunction Indicator Lamp Control Circuit Malfunction
P0650 SUZUKI Malfunction Indicator Lamp Control Circuit Malfunction
P0650 VOLKSWAGEN Malfunction Indicator Lamp Control Circuit Malfunction
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