Bimmerfest - BMW Forums - View Single Post - 1996 328is CA smog check fail
View Single Post
Old 11-12-2012, 07:33 PM
ZeGerman's Avatar
ZeGerman ZeGerman is online now
Warm Leatherette
Location: Seattle, WA
Join Date: Mar 2009
Posts: 22,936
Mein Auto: 1998 BMW 328is
Originally Posted by foaxaca View Post
Embarassed to admit that after reading another post and looking in the Bentley manual it suddenly occurred to me that I may have flipped the leads for the O2 sensors and plugged them in backwards. Sure enough, switched them and the car idles perfectly. Will still change out the old plugs with identical replacements and forget the +4's for now based on what other posters are telling me.
Glad you seem to have got it sorted! Thanks for posting back and letting us know.

1998 BMW 328is
1966 Pontiac GTO
2007 Subaru Impreza 2.5i 5-door
View my photos: Caught in the Wild
Reply With Quote