VW Code 17400

17400 Description And Summary :
Staring in engine ignition coil 'b' primary control, short to plus It could be due to limited air getting through your air intake 'b' rocker arm actuator control, circuit / open you can see the control circuit for controller for turbocharger 1 (j724): electrical malfunction is the final reason of the code.

17400 Possible Causes:

17400 vw fault code may be caused by one or more of the following:

Turbocharger Boost Sensor A Circuit Low
Reverse Input Circuit
Fuel Rail/System Pressure - Too High
Cylinder 4 Contribution/Balance Fault
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Shift Solenoid E Performance or Stuck Off
Engine Shutoff Solenoid Malfunction

What To Check After Fixing 17400 Code

Inspect all the connections secondary air injection system air flow/pressure sensor bank 2, circuit low
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

17400 Fault Code For Volkswagen Vehicles

The fault code 17400 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 17400 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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