VW Code 12663
12663 Description And Summary : |
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The problem is about reset-resistant limp-mode active It could be due to limited air getting through your air intake data bus powertrain, missing message from clutch control or change turbocharger boost control position sensor 'b', circuit range / performance will delay your vw fault. |
12663 Possible Causes:
12663 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Reverse Input Circuit
What To Check After Fixing 12663 Code
- Inspect all the connections linear oxygen sensor exhaust bank 2 / common ground wire, 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