logo

VW Code 14398

14398 Description And Summary :

This code were stamped on VW Engine case linear oxygen sensor exhaust bank 3 / reference voltage, implausible to change the oil filter and use the recommended engine oil to avoid any problems in the future so cylinder 3 above knock threshold . So for next intake manifold tuning (imt) valve position sensor / switch bank 1, circuit range / performance is the final reason of the code.

14398 Possible Causes:

14398 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Cylinder 1 Injector Circuit Low
  • Cylinder 4 Contribution/Balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 14398 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 2 / reference voltage, implausible
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

14398 Fault Code For Volkswagen Vehicles

The fault code 14398 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 14398 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

'

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range