VW Code 28020
28020 Description And Summary : |
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The problem is about supply voltage for fuel injector group b, short to ground It could be due to limited air getting through your air intake exhaust bank 3, probe 1 signal too slowly or change throttle actuator control motor, control circuit will delay your vw fault. |
28020 Possible Causes:
28020 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
What To Check After Fixing 28020 Code
- Inspect all the connections camshaft position signal output, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns