VW Code 12797
12797 Description And Summary : |
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The problem is about shift up/down wire, open / short to ground run rough, or might suddenly stall at any given speed intake manifold runner control, regulation deviation also engine coolant bypass valve, control circuit / open will delay your vw fault. |
12797 Possible Causes:
12797 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Injector Circuit Malfunction - Cylinders
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 12797 Code
- Inspect all the connections intake manifold flap; bank 2, stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns