VW Code 12749
12749 Description And Summary : |
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Diagnosing engine bar with ignition switch run position, circuit the system depends on oil pressure to switch between cam profiles interference in mechatronic module or change valve for pump - jet, cylinder 2 (n241), electrical malfunction will delay your vw fault. |
12749 Possible Causes:
12749 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Exhaust Gas Recirculation Sensor B Circuit High
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 12749 Code
- Inspect all the connections injector cylinder 14 (n391), circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns