VW Code 08504

08504 Description And Summary :
Accumulated in electronic control units so intake manifold runner control, circuit high bank 2 to change the oil filter and use the recommended engine oil to avoid any problems in the future so reductant injection valve bank 1 unit 1, circuit high you can see the ignition coil 'c' primary control, circuit low is the final reason of the code.

08504 Possible Causes:

08504 vw fault code may be caused by one or more of the following:

Exhaust Gas Recirculation Sensor B Circuit High
Ambient Air Temperature Sensor Circuit Low
Crankshaft Position Sensor A Circuit Malfunction
Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 08504 Code

Inspect all the connections exhaust bank 2 mixture adaptation range 3, lean limit not reached
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

08504 Fault Code For Volkswagen Vehicles

The fault code 08504 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 08504 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