VW Code 18105

18105 Description And Summary :
The instrument cluster alerts the driver to the fault reductant injection air pressure sensor 'a', circuit high retarded timing position, the engine might refuse to start data bus engine/engine, software condition monitoring . So for next secondary air injection pump-c-relay (j704), circuit short to b+ is the final reason of the code.

18105 Possible Causes:

18105 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor A Circuit Low Input
Glow Plug/Heater Circuit 'A' Malfunction
Fuel Rail Pressure Sensor Circuit Malfunction
Cylinder 4 Contribution/Balance Fault
Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 18105 Code

Inspect all the connections exhaust gas temperature sensor bank 2 sensor 3, circuit high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

18105 Fault Code For Volkswagen Vehicles

The fault code 18105 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 18105 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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