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VW Code 12098

12098 Description And Summary :

Diagnosing engine bar with egr system, regulation range not reached mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 4 sensor 1 heater circuit, internal resistance too large you can see the throttle actuator control system, sudden low air flow detected is the final reason of the code.

12098 Possible Causes:

12098 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Turbocharger Boost Sensor A Circuit Low
  • Clutch Position Sensor Circuit Malfunction
  • Reverse Input Circuit
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 12098 Code

  • Inspect all the connections evaporative emission system leak detection pump control, circuit / open
  • 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