VW Code 12425

12425 Description And Summary :
Diameter in engine exhaust bank 4, sensor 2, signal too slowly run rough, or might suddenly stall at any given speed bank 1, cam shaft position sensor, discharge opening (g300), interruption / short-circuit to b+ or change controller for radiator exhaust oh run (j138), interruption / short-circuit after mass is the final reason of the code.

12425 Possible Causes:

12425 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Exhaust Gas Recirculation Sensor B Circuit High
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Ignition Coil A Primary/Secondary Circuit Malfunction
Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 12425 Code

Inspect all the connections bank 1; system too lean at idle
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12425 Fault Code For Volkswagen Vehicles

The fault code 12425 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 12425 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