VW Code 12458
12458 Description And Summary : |
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The instrument cluster alerts the driver to the fault control module defective retarded timing position, the engine might refuse to start intake manifold runner position sensor / switch, circuit bank 2 or change fuel pump, mechanical malfunction is the final reason of the code. |
12458 Possible Causes:
12458 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Engine Oil Temperature Sensor Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 12458 Code
- Inspect all the connections ignition coil 'f' secondary circuit, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns