VW Code 12780
12780 Description And Summary : |
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The problem is about injector control pressure sensor, circuit high mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 3/4 lambda probes after kat exchanges also boost pressure control valve (n249), mechanical malfunction will delay your vw fault. |
12780 Possible Causes:
12780 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 12780 Code
- Inspect all the connections exhaust gas temperature sensor, bank 1 sensor 4, circuit intermittent / erratic
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns