How to use Launch X431 PRO 3 for MB W212 Throttle Adaptation

Launch X431 PRO 3 user guide: Throttle Adaptation on Mercedes W212 the 2014 year

Here, credits to all working for the test

Check connection

Run Launch X431 PRO 3 application

Select Europe, then Mercedes

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Launch X431 PRO3 has Mercedes 48.20 software

This program diagnoses Mercedes electronic control systems, including power, chassis, body, info, seat & door,A/C, etc.

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Select Automatically search

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Check VIN

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Read VIN code

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Select System selection

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ECM- Engine control module (MED40) for combustion engine M274 (N3/10)

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Switch on ignition

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Select Special function

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Tech-in processes

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Tech-in of throttle value stop

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Check the engine status, accelerate pedal position, coolant temperature, and throttle

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Intake temperature reach the specified values

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Select F3, start tech-in process

Wait for 60 minutes, then the learning process is complete

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The tech-in process was completed successfully

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Job’s done!

Ps. Launch X431 Pro also is tested on W212.. no issues