Connect Launch X431 to OBD2 port of Mercedes:
Reset >> Oil reset >> OK >> Mercedes-Benz
Switch on ignition, press “OK”.
OK >> Passenger car >> Software reset >> Automatic scan
OK >> OK >> Confirmation of general maintenance >> Next
Grade of oil: 229.3=12000km, 229.5=16000km
Select “229.3” here >> OK
This is how to use Launch X431 diagnostic tool(X431V, X431V+, X431 Pro Mini) to do oil reset for Mercedes Benz W222, the procedure may change based on software upgrades.
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