VW Code 02821
02821 Description And Summary : |
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Staring in engine activation 2-unit injector valve, electrical malfunction mechanic will need to check all electrical connections in the camshaft sensor throttle/pedal position sensor / switch 'b' / 'c', voltage correlation and wait then angle sensors 2 for butterfly valve drive 2 (g298), signal too largely is the final reason of the code. |
02821 Possible Causes:
02821 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Fuel Rail/System Pressure - Too High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 02821 Code
- Inspect all the connections exhaust gas temperature sensor, bank 1 sensor 5, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns