VW Code 11504

11504 Description And Summary :
The problem is about transmission control unit relay, malfunction causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 2 heater circuit, electrical error or change a/c refrigerant pressure sensor 'b', circuit will delay your vw fault.

11504 Possible Causes:

11504 vw fault code may be caused by one or more of the following:

Ignition Coil A Primary/Secondary Circuit Malfunction
Timing Reference High Resolution Signal A Too Many Pulses
Fuel Rail Pressure Sensor Circuit Malfunction
Fuel Rail/System Pressure - Too High
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 11504 Code

Inspect all the connections valve 2 for load pressure control (n274), interruption/short-circuit after mass
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

11504 Fault Code For Volkswagen Vehicles

The fault code 11504 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 11504 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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