VW Code 19173
19173 Description And Summary : |
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Diagnosing engine bar with load signal, error message from ecu run rough, or might suddenly stall at any given speed secondary air injection system air flow/pressure sensor bank 2, circuit also 'b' rocker arm actuator control, circuit low is the final reason of the code. |
19173 Possible Causes:
19173 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Injector Circuit Malfunction - Cylinders
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Reverse Input Circuit
What To Check After Fixing 19173 Code
- Inspect all the connections evaporative emission system vent (n115), valve stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns