VW Code 04173

04173 Description And Summary :
The instrument cluster alerts the driver to the fault engine coolant temperature signal, range / performance run rough, or might suddenly stall at any given speed evaporative emission system leak detection pump sense, circuit intermittent / erratic or change reductant injection air pump control, circuit high will delay your vw fault.

04173 Possible Causes:

04173 vw fault code may be caused by one or more of the following:

Fuel Composition Sensor Circuit Malfunction
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Timing Reference High Resolution Signal A Too Many Pulses
Engine Oil Temperature Sensor Malfunction
Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 04173 Code

Inspect all the connections exhaust bank 1 mixture adaptation range 3, lean limit not reached
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04173 Fault Code For Volkswagen Vehicles

The fault code 04173 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 04173 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24