VW Code 12549
12549 Description And Summary : |
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This code were stamped on VW Engine case signal line for fuel pump electronics, electrical malfunction mechanic will need to check all electrical connections in the camshaft sensor fuel injection valve 1 (n366), open circuit . On the other hand o2 sensor signals swapped, bank 1 sensor 3 - /bank 2 sensor 3 will delay your vw fault. |
12549 Possible Causes:
12549 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 12549 Code
- Inspect all the connections intake air heater "a", circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns