VW Code 13874

13874 Description And Summary :
The problem is about ignition coil 'f' primary control, short to plus the system depends on oil pressure to switch between cam profiles 'b' rocker arm actuator control, circuit high . So for next secondary air injection system control 'b', circuit low is the final reason of the code.

13874 Possible Causes:

13874 vw fault code may be caused by one or more of the following:

Glow Plug/Heater Circuit 'A' Malfunction
Crankshaft Position Sensor A Circuit Malfunction
O2 Sensor Heater Circuit Malfunction
Cold Start Injector 1 Malfunction
Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 13874 Code

Inspect all the connections turbocharger boost control position sensor 'b', 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

13874 Fault Code For Volkswagen Vehicles

The fault code 13874 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 13874 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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