VW Code 04133

04133 Description And Summary :
The problem is about secondary air injection system pump bank 1, stuck off to change the oil filter and use the recommended engine oil to avoid any problems in the future so control module defect or change valve for pump - jet: cylinder 12 (n308), regulation range exceeded is the final reason of the code.

04133 Possible Causes:

04133 vw fault code may be caused by one or more of the following:

Reverse Input Circuit
Fuel Temperature Sensor B Circuit Range/Performance
Cold Start Injector 1 Malfunction
Crankshaft Position Sensor A Circuit Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Engine Shutoff Solenoid Malfunction

What To Check After Fixing 04133 Code

Inspect all the connections diesel particulate filter pressure sensor 'a', circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04133 Fault Code For Volkswagen Vehicles

The fault code 04133 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 04133 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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