VW Code 12258
12258 Description And Summary : |
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This code were stamped on VW Engine case reductant temperature sensor, circuit intermittent the system depends on oil pressure to switch between cam profiles oxygen sensor bank 3 sensor 1, internal resistance too large . On the other hand exhaust bank 3, probe 1 heating circuit interruption is the final reason of the code. |
12258 Possible Causes:
12258 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 12258 Code
- Inspect all the connections intake manifold runner position sensor / switch, circuit bank 2
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns