Have a look here. http://w124-zone.com/downloads/MB%20CD/W124/w124CD1/Program/Maintenance/My81/7730.pdf It's the same as the 124, is easy but time consuming to do properly.. Patience.

But I really posted cos I like redonkulously. Fits my brain.

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1990 300TE

"24 hours in the day. 24 beers in a case. Coincidence? I don't think so."