Bimmerfest - BMW Forums - View Single Post - Knock Sensor #4
Thread: Knock Sensor #4
View Single Post
Old 09-26-2007, 07:52 PM
sc 540i's Avatar
sc 540i sc 540i is offline
Location: CT
Join Date: Apr 2006
Posts: 1,343
Mein Auto: 540/6 Sport
Originally Posted by cn90 View Post
I am confused.
If the shop did all the work, they should be the one chasing the Knock sensor code # 4 for you.
How long ago did they do the work?

You might want to post a message on and ask for "Jim Cash"...he is the guru overthere.
It was on prior to the install of the stuff, so it's not really their problem they spent about 2 hours of uncharged time to figure out what was wrong, they said I might need a new ecu, but I doubt that.
Reply With Quote