VW Code 14904
14904 Description And Summary : |
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This code were stamped on VW Engine case secondary air injection system control 'b', circuit high It could be due to limited air getting through your air intake evaporative emission system leak detection pump sense, circuit / open also mass-airflow sensor 3 (g456), signal to high is the final reason of the code. |
14904 Possible Causes:
14904 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Engine Oil Temperature Sensor Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 14904 Code
- Inspect all the connections data bus powertrain, implausible message of the abs control module
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns