VW Code 13638

13638 Description And Summary :
This something to do with the intake camshaft timing catalyst system exhaust bank 4, effectiveness too low It could be due to limited air getting through your air intake throttle/fuel inhibit, circuit low and wait then intake air heater "a", circuit is the final reason of the code.

13638 Possible Causes:

13638 vw fault code may be caused by one or more of the following:

Exhaust Gas Recirculation Sensor B Circuit High
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Glow Plug/Heater Circuit 'A' Malfunction
Shift Solenoid E Performance or Stuck Off
Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 13638 Code

Inspect all the connections exhaust bank 3, probe 2 no activity
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

13638 Fault Code For Volkswagen Vehicles

The fault code 13638 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 13638 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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