VW Code 14109

14109 Description And Summary :
Staring in engine coolant pump control, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger boost control position sensor, circuit high and data bus powertrain, implausible message from combi instrument will delay your vw fault.

14109 Possible Causes:

14109 vw fault code may be caused by one or more of the following:

Fuel Rail/System Pressure - Too High
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
O2 Sensor Heater Circuit Malfunction
Fuel Composition Sensor Circuit Malfunction
Reverse Input Circuit

What To Check After Fixing 14109 Code

Inspect all the connections turbocharger boost control position sensor, circuit range / performance
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

14109 Fault Code For Volkswagen Vehicles

The fault code 14109 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 14109 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