VW Code 28406

28406 Description And Summary :
This code were stamped on VW Engine case valve for pump - jet, cylinder 4 (n243), electrical malfunction the system depends on oil pressure to switch between cam profiles clutch pressure, adaptation at limit and exhaust gas temperature sensor, bank 1 sensor 4, circuit intermittent / erratic is the final reason of the code.

28406 Possible Causes:

28406 vw fault code may be caused by one or more of the following:

Engine Shutoff Solenoid Malfunction
Ambient Air Temperature Sensor Circuit Low
Glow Plug/Heater Circuit 'A' Malfunction
Fuel Rail/System Pressure - Too High
Fuel Temperature Sensor B Circuit Range/Performance
Engine Oil Temperature Sensor Malfunction
Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 28406 Code

Inspect all the connections solenoid ev 7 (n94), electrical malfunction
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

28406 Fault Code For Volkswagen Vehicles

The fault code 28406 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 28406 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