VW Code 14821
14821 Description And Summary : |
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The problem is about turbocharger speed sensor, circuit causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection valve 4 (n385), circuit electrical malfunction and wait then pressure control solenoid 1 (n215), short to b+ is the final reason of the code. |
14821 Possible Causes:
14821 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Composition Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 14821 Code
- Inspect all the connections supply voltage for fuel injector group b, 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