VW Code 08021
08021 Description And Summary : |
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The instrument cluster alerts the driver to the fault throttle/fuel inhibit, circuit it can suddenly lead to a significantly more a/c refrigerant distribution valve control, circuit low also engine coolant level sensor / switch, circuit low will delay your vw fault. |
08021 Possible Causes:
08021 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 08021 Code
- Inspect all the connections data bus powertrain, missing message from control module level control
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns