VW Code 04877

04877 Description And Summary :
Diagnosing engine bar with exhaust bank 3 sensor 1 oxygen sensor signal, implausibly lean run rough, or might suddenly stall at any given speed intake manifold runner control, circuit / open bank 1 or change valve for pump - jet: cylinder 12 (n308), regulation range exceeded is the final reason of the code.

04877 Possible Causes:

04877 vw fault code may be caused by one or more of the following:

Fuel Rail/System Pressure - Too High
Ignition/Distributor Engine Speed Input Circuit Malfunction
Shift Solenoid E Performance or Stuck Off
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Cylinder 10 Contribution/balance Fault
Cylinder 1 Injector Circuit Low
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 04877 Code

Inspect all the connections throttle/fuel inhibit, circuit range / performance
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04877 Fault Code For Volkswagen Vehicles

The fault code 04877 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 04877 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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