VW Code 19821
19821 Description And Summary : |
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The instrument cluster alerts the driver to the fault turbo/super charger wastegate solenoid c (n388), signal low causes include a bad boost pressure sensor or a vacuum leak in the system turbo/super charger over-boost condition . So for next relays for pump load air cooling (j536), short-circuit after pluses will delay your vw fault. |
19821 Possible Causes:
19821 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Rail Pressure Sensor Circuit Malfunction
- Reverse Input Circuit
- Cold Start Injector 1 Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 19821 Code
- Inspect all the connections secondary air injection pump-d-relay (j705), circuit open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns