VW Code 16878
16878 Description And Summary : |
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This code were stamped on VW Engine case throttle actuator control system, sudden high air flow detected It could be due to limited air getting through your air intake reductant injection valve bank 2 unit 1, circuit high or direct ozone reduction catalyst deterioration sensor, circuit low will delay your vw fault. |
16878 Possible Causes:
16878 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail/System Pressure - Too High
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 16878 Code
- Inspect all the connections intake manifold flap; bank 1, stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns