Resetting Service Light on '02' ML270

[Easysnr]

Hi, can anyone please tell me how to reset the service light on an 02 plate ML 270? Thanks.

 

[turbopete]

most cars have this info in the owners manual, but it takes a while to find! however if you look up on here for any model of car of similar age, they all seem to re set the same way. cant quite remember how it goes though. sorry