VW Code 09774

09774 Description And Summary :
Staring in engine post catalyst fuel trim system, low limit run rough, or might suddenly stall at any given speed secondary air injection system control 'b', circuit high . So for next fuel pump "a", low flow / performance is the final reason of the code.

09774 Possible Causes:

09774 vw fault code may be caused by one or more of the following:

Fuel Rail Pressure Sensor Circuit Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Exhaust Gas Recirculation Sensor B Circuit High
Crankshaft Position Sensor B Circuit Malfunction
Reverse Input Circuit

What To Check After Fixing 09774 Code

Inspect all the connections data-bus powertrain, missing message from fuel injection pump
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

09774 Fault Code For Volkswagen Vehicles

The fault code 09774 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 09774 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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