ditto the crank sensor or L5 as mb refers to it. also a possible culprit is the ovp. they get corroded over time and cause different symptoms

__________________
'81 240D -sold
'89 300E -sold
'79 300SD -no oil I-10
'86 300SDL-totalled
'91 300SE -sold
'79 300SD-
'97 E300D
'95 YOTA4WD