VW Code 18758

18758 Description And Summary :
Staring in engine turbocharger control module 1, missing message It could be due to limited air getting through your air intake secondary air injection pump-c-relay (j704), circuit electrical malfunction . So for next outside temperature sensor 2 (g249), open to b+ will delay your vw fault.

18758 Possible Causes:

18758 vw fault code may be caused by one or more of the following:

Fuel Composition Sensor Circuit Malfunction
O2 Sensor Heater Circuit Malfunction
Ignition Coil A Primary/Secondary Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 18758 Code

Inspect all the connections exhaust gas recirculation vent control, 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

18758 Fault Code For Volkswagen Vehicles

The fault code 18758 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 18758 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