VW Code 04804

04804 Description And Summary :
The problem is about exhaust gas temperature sensor bank 1 sensor 2, circuit range / performance it can suddenly lead to a significantly more exhaust pressure regulator vent solenoid, control circuit high or data-bus powertrain, missing message from engine controller (ecu) will delay your vw fault.

04804 Possible Causes:

04804 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Ambient Air Temperature Sensor Circuit Low
Ignition/Distributor Engine Speed Input Circuit Malfunction
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Clutch Position Sensor Circuit Malfunction
Engine Shutoff Solenoid Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Cold Start Injector 1 Malfunction

What To Check After Fixing 04804 Code

Inspect all the connections linear oxygen sensor exhaust bank 4 / reference voltage, short to ground
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04804 Fault Code For Volkswagen Vehicles

The fault code 04804 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 04804 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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