VW Code 16490

16490 Description And Summary :
Staring in engine engine coolant temperature sensor 2 (g83), circuit low causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant temperature signal, short to ground and fuel injection valve 2 (n367), short to b+ will delay your vw fault.

16490 Possible Causes:

16490 vw fault code may be caused by one or more of the following:

Ambient Air Temperature Sensor Circuit Low
Ignition Coil A Primary/Secondary Circuit Malfunction
Engine Shutoff Solenoid Malfunction
Crankshaft Position Sensor B Circuit Malfunction
Turbocharger Boost Sensor A Circuit Low
Shift Solenoid E Performance or Stuck Off
Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 16490 Code

Inspect all the connections fuel mixture control adjustment range 3, higher 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

16490 Fault Code For Volkswagen Vehicles

The fault code 16490 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 16490 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