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VW Code 09997

09997 Description And Summary :

Diameter in engine oxygen (lambda) sensor b2 s3, signal shorted to heater circuit it can suddenly lead to a significantly more starter relay 1, electrical malfunction in circuit (relay stuck / does not switch) or change secondary air injection system air flow/pressure sensor bank 2, circuit is the final reason of the code.

09997 Possible Causes:

09997 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Turbocharger Boost Sensor A Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault
  • Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 09997 Code

  • Inspect all the connections valve for exhaust flap 2 (n322), short to ground
  • 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