VW Code 09191

09191 Description And Summary :
Diagnosing engine bar with linear oxygen sensor exhaust bank 4 / common ground wire, short to ground the system depends on oil pressure to switch between cam profiles reductant injection valve bank 2 unit 2, circuit high and nox sensor bank 2, circuit high is the final reason of the code.

09191 Possible Causes:

09191 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Fuel Composition Sensor Circuit Malfunction
Clutch Position Sensor Circuit Malfunction
Cylinder 10 Contribution/balance Fault
Glow Plug/Heater Circuit 'A' Malfunction
Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 09191 Code

Inspect all the connections linear oxygen sensor exhaust bank 3 / common ground wire, open circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

09191 Fault Code For Volkswagen Vehicles

The fault code 09191 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 09191 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