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VW Code 29842

29842 Description And Summary :

Diagnosing engine bar with reductant injection air pressure sensor 'a', circuit causes include a bad boost pressure sensor or a vacuum leak in the system valve for exhaust cooling agent (n313), short-circuit after pluses and throttle angle signal stuck off is the final reason of the code.

29842 Possible Causes:

29842 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 29842 Code

  • Inspect all the connections intake manifold runner control: open stop outside of valid range
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range