VW Code 03951
03951 Description And Summary : |
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The instrument cluster alerts the driver to the fault secondary air injection system control 'a', circuit low it can suddenly lead to a significantly more air cleaner inlet control, circuit low and wait then relay for supply voltage terminal 30 (j317), implausible signal is the final reason of the code. |
03951 Possible Causes:
03951 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 03951 Code
- Inspect all the connections data bus powertrain, implausible message from control module level control
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns