How to Adjust/Calibrate Throttle Position for Benz 212 2014

Last month,I wrote two articles about how to Clean Throttle Body by Yourself and how to Remove & Install Auto Throttle Body.Then some readers ask the throttle calibration,so today I want to share the guide on how to adjust throttle position for Benz 212.If you want to calitrate throttle for your car,you would like to refer to this article.I will put the video at end of article,watch for more details

 

Procedures of Adjusting Throttle Position for Benz:

Connect the X431 to your vehicle and enter the menu to select the vehicle model “MERCEDES”

Then select “MERCEDES V48.20”

Note:This program diagnoses Mercedes electronic control sytems,include:Power,Chassis,Body,Info,Seat & Door,A/C,etc.

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Select “Automatically serach”

Now is reading the information of thecar,please wait…

Pay attention to the prompt,check that displayed VIN whether is correct

VIN code read from ECU:WDB2120341A345678

Is the VIN code right?

The press the “Yes”

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Now is reading mileage from ECU,please wait…

Select “System section”

Select “ECM-Engine Control Module”

Follow the software prompt to switch on  ignition then select “OK”

Scanning CAN system,please wait…

Select “special function”

Select “Teach-in processes”

Select “Teach-in of throttle valve stop”

Check that the engine status,accelerator pedal position,coolant temperature,and throttle.

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Intake temperature reach the specified values,select “OK”

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Select “F3”,please wait 60 minutes the process of learning is complete

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Adjust/Calibrate Throttle Position for Benz 212 2014 Video Guide: