How to

How to calibrate an EGR valve

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An exhaust gas recirculation valve, or EGR valve is an essential part of any vehicle. It performs the job of recirculating finely metered quantities of exhaust gas to the engine intake system. Due to its important role, correct calibration is vital.

Discover how to calibrate an EGR valve as our Delphi expert shares all this:

· How to perform pre-calibration checks

· How to calibrate the valve

· Printing out the finished certificate

Diesel Fuel Systems Emissions Vehicle Electronics & Engine Management How to Technicians

What does EGR stand for?

EGR stands for exhaust gas recirculation, which is exactly what the valve does.

Does the EGR valve only limit dangerous emissions?

As well as lowering NOx emissions, the EGR valve also helps increase engine efficiency and lower fuel consumption.

Are all EGR valves the same?

No, there are different types depending on the vehicle and its age, but the EGR valve calibration process is the same.

How long does calibration take?

Fitting a new EGR valve can take varying amounts of time depending on the vehicle. But calibrating it can be done in a matter of minutes.

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