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VW Code 18398

18398 Description And Summary :

The problem is about transmission output speed sensor 2 (g196), circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system pressure control solenoid 1 (n215), short to b+ or change powertrain data bus, missing message from instrument cluster is the final reason of the code.

18398 Possible Causes:

18398 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Cylinder 4 Contribution/Balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 18398 Code

  • Inspect all the connections torque management feedback signal "b", low
  • 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