VW Code 15933
15933 Description And Summary : |
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The instrument cluster alerts the driver to the fault cylinder 4 above knock threshold causes include a bad boost pressure sensor or a vacuum leak in the system transmission output speed sensor 2 (g196), circuit range / performance also turbocharger boost control position sensor 'b', circuit high will delay your vw fault. |
15933 Possible Causes:
15933 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 1 Injector Circuit Low
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 15933 Code
- Inspect all the connections secondary air injection valve 4 (n385), circuit 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