Malfunction Indicator Lamp Control Circuit Malfunction
Table of contents
P0650 PONTIAC 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)
How do I fix code P0650 PONTIAC?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P0650 PONTIAC code
The cost of diagnosing the P0650 PONTIAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
When is the code detected
If the fault detection circuit senses a voltage other than what is expected, the fault line status will change causing the P0650 code will set.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0650 PONTIAC 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 onboard diagnostic system has detected an engine system malfunction.