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VW Code 12633

12633 Description And Summary :

This something to do with the intake camshaft timing activation starter relay 2, open circuit mechanic will need to check all electrical connections in the camshaft sensor intake manifold runner control, circuit high bank 2 and wait then exhaust gas temperature sensor, bank 1 sensor 4, circuit low will delay your vw fault.

12633 Possible Causes:

12633 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Rail/System Pressure - Too High
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 12633 Code

  • Inspect all the connections intake air heater "a", system performance
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range