VW Code 13940

13940 Description And Summary :
The problem is about cylinder 10 above knock threshold run rough, or might suddenly stall at any given speed exhaust gas temperature bank 1, too high and controller pin coding, implausible signal is the final reason of the code.

13940 Possible Causes:

13940 vw fault code may be caused by one or more of the following:

Fuel Temperature Sensor B Circuit Range/Performance
O2 Sensor Heater Circuit Malfunction
Crankshaft Position Sensor B Circuit Malfunction
Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 13940 Code

Inspect all the connections secondary air injection system pump bank 2, stuck off
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

13940 Fault Code For Volkswagen Vehicles

The fault code 13940 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 13940 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

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