VW Code 17891

17891 Description And Summary :
The instrument cluster alerts the driver to the fault fuel injection valve 2 (n367), short to ground retarded timing position, the engine might refuse to start valve for pump - jet: cylinder 11 (n307), circuit low input or change reductant / regeneration supply control, circuit / open will delay your vw fault.

17891 Possible Causes:

17891 vw fault code may be caused by one or more of the following:

Turbocharger Boost Sensor A Circuit Low
Fuel Temperature Sensor B Circuit Range/Performance
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
O2 Sensor Heater Circuit Malfunction
Timing Reference High Resolution Signal A Too Many Pulses
Ignition Coil A Primary/Secondary Circuit Malfunction
Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 17891 Code

Inspect all the connections valve for exhaust flap 2 (n322), open circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

17891 Fault Code For Volkswagen Vehicles

The fault code 17891 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 17891 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