VW Code 08739

08739 Description And Summary :
Diagnosing engine bar with nox sensor heater sense bank 1, circuit range / performance run rough, or might suddenly stall at any given speed secondary air injection valve 3 (n384), circuit short to ground and secondary air injection system air flow/pressure sensor bank 1, circuit range / performance will delay your vw fault.

08739 Possible Causes:

08739 vw fault code may be caused by one or more of the following:

Cylinder 10 Contribution/balance Fault
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Ignition/Distributor Engine Speed Input Circuit Malfunction
Crankshaft Position Sensor A Circuit Low Input
Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 08739 Code

Inspect all the connections bank 2, system too rich at idle
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

08739 Fault Code For Volkswagen Vehicles

The fault code 08739 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 08739 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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