VW Code 05918

05918 Description And Summary :
The problem is about direct ozone reduction catalyst, efficiency below threshold causes include a bad boost pressure sensor or a vacuum leak in the system actuator supply voltage 'c', circuit low and wait then mass-airflow sensor 3 (g456), signal to high is the final reason of the code.

05918 Possible Causes:

05918 vw fault code may be caused by one or more of the following:

Turbocharger Boost Sensor A Circuit Low
Reverse Input Circuit
Cylinder 10 Contribution/balance Fault
Crankshaft Position Sensor A Circuit Malfunction
Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 05918 Code

Inspect all the connections secondary air injection valve 3 (n384), circuit short to ground
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

05918 Fault Code For Volkswagen Vehicles

The fault code 05918 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 05918 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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