VW Code 05638
05638 Description And Summary : |
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The problem is about fuel cap sensor / switch, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system charging system, voltage high and wait then secondary air injection valve 4 (n385), circuit electrical malfunction is the final reason of the code. |
05638 Possible Causes:
05638 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- O2 Sensor Heater Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 05638 Code
- Inspect all the connections turbocharger control module 2, implausible message
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns