VW Code 12653
12653 Description And Summary : |
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Staring in engine o2 sensor pumping current trim bank 1 sensor 1, circuit / open mechanic will need to check all electrical connections in the camshaft sensor throttle actuator control motor, control circuit and wait then reductant injection valve bank 1 unit 2, circuit low will delay your vw fault. |
12653 Possible Causes:
12653 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
- Fuel Rail/System Pressure - Too High
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 12653 Code
- Inspect all the connections fuel mode indicator lamp control, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns