If you want to try different fuel, then re-set your LH module by removing it from the CAN for 30 seconds or so.

My 500E will melt my 245/45-17s...hehe

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"If God had meant for us to walk, why did he give us feet that fit car pedals?" Sir Sterling Moss

Michael
2014 E63S Estate
2006 SLK55
1995 E500
1986 Porsche 944 turbo