VW Code 28414

28414 Description And Summary :
Diameter in engine secondary air injection system air flow/pressure sensor bank 2, circuit intermittent / erratic It could be due to limited air getting through your air intake secondary air injection system switching valve bank 2, stuck open or coolant fan 2 (v177), open circuit will delay your vw fault.

28414 Possible Causes:

28414 vw fault code may be caused by one or more of the following:

Injector Circuit Malfunction - Cylinders
Fuel Temperature Sensor B Circuit Range/Performance
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Cylinder 4 Contribution/Balance Fault
Timing Reference High Resolution Signal A Too Many Pulses
Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 28414 Code

Inspect all the connections charge pressure fan relay (j712), short to b+
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

28414 Fault Code For Volkswagen Vehicles

The fault code 28414 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 28414 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