VW Code 12943
12943 Description And Summary : |
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The problem is about exhaust aftertreatment fuel injector 'a', circuit / open It could be due to limited air getting through your air intake valve for pump - jet: cylinder 11 (n307), electrical malfunction . On the other hand diesel particulate filter pressure sensor 'b', circuit high is the final reason of the code. |
12943 Possible Causes:
12943 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Clutch Position Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 12943 Code
- Inspect all the connections evaporative emission system leak detection pump control, 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