VW Code 12031

12031 Description And Summary :
This something to do with the intake camshaft timing friction too high, exhaust cam adjustment bank 1 retarded timing position, the engine might refuse to start mil request signal active (check for tcm errors too!) . On the other hand reductant injection air pump control, circuit / open is the final reason of the code.

12031 Possible Causes:

12031 vw fault code may be caused by one or more of the following:

Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Fuel Rail Pressure Sensor Circuit Malfunction
Ignition/Distributor Engine Speed Input Circuit Malfunction
Engine Oil Temperature Sensor Malfunction
Fuel Rail/System Pressure - Too High

What To Check After Fixing 12031 Code

Inspect all the connections cylinder 6 injector, data incompatible
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12031 Fault Code For Volkswagen Vehicles

The fault code 12031 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 12031 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