BMW 540 owners have reported 1 problem related to engine exhaust system (under the engine and engine cooling category). The most recently reported issues are listed below.
I exchanged the lambda sensor of my car a couple of months ago. Suddenly my mileage went down and I started an error search. Since I was doing a couple of other things on the car I didn't come up with the sensors up front. Updated 11/16/10 updated 03/23/11
so when it came to them I recognized that they were grounded through the exhaust what they shouldn't do at my car!
when I asked the manufacturer they dismissed everything as if it is not their fault. . Read more...
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all problems of the 1997 BMW 540
🔎.