VW Code 13990

13990 Description And Summary :
The problem is about throttle actuator control system, ice blockage the system depends on oil pressure to switch between cam profiles exhaust bank 4, sensor 2, internal resistance too largely or direct ozone reduction catalyst deterioration sensor, circuit range / performance will delay your vw fault.

13990 Possible Causes:

13990 vw fault code may be caused by one or more of the following:

Reverse Input Circuit
Ignition Coil A Primary/Secondary Circuit Malfunction
Engine Oil Temperature Sensor Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Cylinder 10 Contribution/balance Fault
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 13990 Code

Inspect all the connections exhaust pressure sensor, low
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

13990 Fault Code For Volkswagen Vehicles

The fault code 13990 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 13990 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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