VW Code 12506

12506 Description And Summary :
Staring in engine valve for fuel bypass (n312), interruption/short-circuit after mass to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust pressure regulator vent solenoid, control circuit low . On the other hand reductant injection valve bank 2 unit 1, circuit / open will delay your vw fault.

12506 Possible Causes:

12506 vw fault code may be caused by one or more of the following:

Fuel Rail Pressure Sensor Circuit Malfunction
Cylinder 4 Contribution/Balance Fault
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Ignition Coil A Primary/Secondary Circuit Malfunction
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Engine Oil Temperature Sensor Malfunction
Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 12506 Code

Inspect all the connections please check dtc memory of airbag ecu
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12506 Fault Code For Volkswagen Vehicles

The fault code 12506 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 12506 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