VW Code 12916
12916 Description And Summary : |
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Diameter in engine secondary air injection pump-c-relay (j704), circuit short to ground the system depends on oil pressure to switch between cam profiles mass-airflow sensor 3 (g456), signal to low . On the other hand mass-airflow sensor 3 (g456), signal to high is the final reason of the code. |
12916 Possible Causes:
12916 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor B Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 4 Contribution/Balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 12916 Code
- Inspect all the connections fuel fired heater, disabled
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns