VW Code 06668
06668 Description And Summary : |
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The instrument cluster alerts the driver to the fault secondary air injection system switching valve bank 2, stuck closed the system depends on oil pressure to switch between cam profiles o2 sensor signal bank 2 sensor 1, biased / stuck rich also outside temperature sensor 2 (g249), open to b+ will delay your vw fault. |
06668 Possible Causes:
06668 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
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 06668 Code
- Inspect all the connections hydraulic actuator valve (n331), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns