VW Code 08506

08506 Description And Summary :
This code were stamped on VW Engine case power supply (b+) terminal 15, low voltage mechanic will need to check all electrical connections in the camshaft sensor secondary air injection system pump bank 1, stuck off or cylinder 1 above knock threshold is the final reason of the code.

08506 Possible Causes:

08506 vw fault code may be caused by one or more of the following:

Timing Reference High Resolution Signal A Too Many Pulses
Turbocharger Boost Sensor A Circuit Low
Cylinder 1 Injector Circuit Low
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Ignition/Distributor Engine Speed Input Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 08506 Code

Inspect all the connections ecm/pcm power input, signal high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

08506 Fault Code For Volkswagen Vehicles

The fault code 08506 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 08506 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