VW Code 12260
12260 Description And Summary : |
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When you open bank 2, system too lean at idle retarded timing position, the engine might refuse to start exhaust gas temperature sensor, bank 2 sensor 5, circuit intermittent / erratic . On the other hand linear oxygen sensor exhaust bank 4 / reference voltage, short to b+ will delay your vw fault. |
12260 Possible Causes:
12260 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Cylinder 1 Injector Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 12260 Code
- Inspect all the connections engine coolant temperature signal, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns