VW Code 18138

18138 Description And Summary :
Diameter in engine butterfly valve control unit 2 (j544), under voltage during basic adjustment run rough, or might suddenly stall at any given speed fuel injection valve 3 (n368), short to b+ or change ignition switch run/start position, circuit will delay your vw fault.

18138 Possible Causes:

18138 vw fault code may be caused by one or more of the following:

Ignition/Distributor Engine Speed Input Circuit Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Crankshaft Position Sensor A Circuit Malfunction
Ignition Coil A Primary/Secondary Circuit Malfunction
Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 18138 Code

Inspect all the connections low pressure fuel system sensor (g410), circuit low
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

18138 Fault Code For Volkswagen Vehicles

The fault code 18138 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 18138 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