VW Code 06638
06638 Description And Summary : |
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The problem is about o2 sensor pumping current trim bank 1 sensor 1, circuit low it can suddenly lead to a significantly more data bus powertrain, implausible message of the awd control module or performance malfunction in cooling system is the final reason of the code. |
06638 Possible Causes:
06638 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Reverse Input Circuit
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 06638 Code
- Inspect all the connections injector control pressure regulator, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns