VW Code 14402

14402 Description And Summary :
The problem is about exhaust bank 3 sensor 1 oxygen sensor signal, voltage too low during deceleration to change the oil filter and use the recommended engine oil to avoid any problems in the future so a/c refrigerant distribution valve control, circuit / open you can see the secondary air injection pump-d-relay (j705), circuit short to ground will delay your vw fault.

14402 Possible Causes:

14402 vw fault code may be caused by one or more of the following:

Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Ambient Air Temperature Sensor Circuit Low
Fuel Rail/System Pressure - Too High
Reverse Input Circuit
Ignition Coil A Primary/Secondary Circuit Malfunction
Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 14402 Code

Inspect all the connections control module, coding fault
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

14402 Fault Code For Volkswagen Vehicles

The fault code 14402 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 14402 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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