VW Code 19423
19423 Description And Summary : |
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This something to do with the intake camshaft timing oxygen (lambda) sensor b1 s2, signal shorted to heater circuit causes include a bad boost pressure sensor or a vacuum leak in the system valve for pump - jet, cylinder 4 (n243), electrical malfunction . On the other hand direct ozone reduction catalyst temperature sensor, circuit range / performance is the final reason of the code. |
19423 Possible Causes:
19423 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 19423 Code
- Inspect all the connections linear oxygen sensor exhaust bank 4 / pump current, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns