VW Code 12629
12629 Description And Summary : |
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This code were stamped on VW Engine case control circuit for controller for turbocharger 2 (j725): electrical malfunction run rough, or might suddenly stall at any given speed reductant injection valve bank 1 unit 2, circuit / open and fuel injection valve 2 (n367), short to b+ is the final reason of the code. |
12629 Possible Causes:
12629 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 12629 Code
- Inspect all the connections exhaust gas temperature sensor bank 2 sensor 3, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns