I've never had a reliable tachometer on an OM617. OK my experience is limited to 2 examples.
Allan Andrew Strasfogel via Mercedes <mercedes@okiebenz.com> writes: > Somewhat related - the tachometer needle on my1983 W123 300TD fluctuates > while the ignition key is turned to the second indent for the preglow prior > to cranking. Does this suggest a ground problem in the instrument cluster > or a faulty sending unit? > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com