VW Code 12458
12458 Description And Summary : |
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Diameter in engine evaporative emissions (evap) fuel vapour temperature sensor, circuit intermittent the system depends on oil pressure to switch between cam profiles evaporative emission system leak detection pump sense, circuit / open also throttle/fuel inhibit, circuit range / performance is the final reason of the code. |
12458 Possible Causes:
12458 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Reverse Input Circuit
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 12458 Code
- Inspect all the connections 'b' rocker arm actuator control, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns