VW Code 01401

01401 Description And Summary :
This something to do with the intake camshaft timing accelerator pedal position sensor 1 (g79), signal too low it can suddenly lead to a significantly more tiptronic switch recognition (f189), open circuit / signal to b+ . On the other hand valve for pump - jet: cylinder 8 (3040), electrical malfunction is the final reason of the code.

01401 Possible Causes:

01401 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Ignition/Distributor Engine Speed Input Circuit Malfunction
Reverse Input Circuit
Fuel Rail Pressure Sensor Circuit Malfunction
Cylinder 10 Contribution/balance Fault
Cold Start Injector 1 Malfunction
Cylinder 1 Injector Circuit Low

What To Check After Fixing 01401 Code

Inspect all the connections reductant injection valve bank 1 unit 2, circuit / open
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

01401 Fault Code For Volkswagen Vehicles

The fault code 01401 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 01401 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