2000 BMW 323i Q&A
2000 BMW 323i Question: Codes are 1189 and 1188, will not pass inspection, what are these codes?
The codes refer to fuel trim limits. The computer is trying to enrich and lean out the fuel system to compensate for something. It could be about a dozen different things. The car will need to be properly diagnosed by a knowledgeable technician. - Chevy Power