Mercedes Benz repair: auto repair, cold start, octane fuel

Question
Hello, I have a 90 190e 2.6 mrecedes w/188k miles with hard starting while cold after initial start up no problem cold start valve what do you think? thanks

Answer
I would suspect the cold start valve first.
Read these threads.


Please help, cold start problem (93 190e 2.6)
http://www.mercedesshop.com/shopforum/showthread.php?p=858838#post858838

87 Octane fuel.... is it going to cause problems? (Idle, etc.)?
http://www.mercedesshop.com/shopforum/showthread.php?p=34887#post34887

w201 190e 1990 starting problem fixed
http://www.mercedesshop.com/shopforum/showthread.php?p=90629#post90629