VW Code 13721

13721 Description And Summary :
This code were stamped on VW Engine case tiptronic switch (f189), implausible signal retarded timing position, the engine might refuse to start valve for pump - jet: cylinder 7 (n303), range / performance also ignition coil 'c' secondary circuit, malfunction will delay your vw fault.

13721 Possible Causes:

13721 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Cylinder 1 Injector Circuit Low
Reverse Input Circuit
Cylinder 10 Contribution/balance Fault
Engine Oil Temperature Sensor Malfunction
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 13721 Code

Inspect all the connections exhaust gas temperature sensor 2 bank 2 (g449), range / performance
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

13721 Fault Code For Volkswagen Vehicles

The fault code 13721 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 13721 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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