VW Code 01304

01304 Description And Summary :
The instrument cluster alerts the driver to the fault power supply (b+) terminal 15, voltage too high to change the oil filter and use the recommended engine oil to avoid any problems in the future so valve for pump - jet: cylinder 7 (n303), circuit low input and cylinder 5 above knock threshold will delay your vw fault.

01304 Possible Causes:

01304 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Injector Circuit Malfunction - Cylinders
Ignition/Distributor Engine Speed Input Circuit Malfunction
Cylinder 10 Contribution/balance Fault
Fuel Rail/System Pressure - Too High
Cylinder 4 Contribution/Balance Fault
Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 01304 Code

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

01304 Fault Code For Volkswagen Vehicles

The fault code 01304 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 01304 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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