VW Code 12054

12054 Description And Summary :
Staring in engine exhaust gas temperature sensor, bank 2 sensor 4, circuit high retarded timing position, the engine might refuse to start turbo/super charger, under-boost condition . So for next exhaust gas temperature sensor, bank 2 sensor 5, circuit high is the final reason of the code.

12054 Possible Causes:

12054 vw fault code may be caused by one or more of the following:

Ambient Air Temperature Sensor Circuit Low
Fuel Composition Sensor Circuit Malfunction
Shift Solenoid E Performance or Stuck Off
Injector Circuit Malfunction - Cylinders
Engine Oil Temperature Sensor Malfunction
Cylinder 1 Injector Circuit Low
Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 12054 Code

Inspect all the connections valve for coolant system circuit, low / intermittent
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12054 Fault Code For Volkswagen Vehicles

The fault code 12054 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 12054 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24