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VW Code 12630

12630 Description And Summary :

Diagnosing engine bar with a/c request a, circuit mechanic will need to check all electrical connections in the camshaft sensor direct ozone reduction catalyst deterioration sensor, circuit range / performance or change data-bus powertrain, missing message from engine controller (ecu) will delay your vw fault.

12630 Possible Causes:

12630 vw fault code may be caused by one or more of the following:

  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor B Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 12630 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit high bank 1
  • 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