I have a 2001 bmw 330ci. The car has a really rough idle and wants to stall when the MAF is plugged in. But when I unplug it, it runs good ,why

Asked by Nov 12, 2015 at 01:24 AM about the 2001 BMW 3 Series 330Ci

Question type: Maintenance & Repair

I have replace the plugs and the ignition
silinoids.and many other things and still does the
bad idle thing. I can't seem to figure it out.

1 Answer

97,665

Checked the throttle body it may be dirty and might need a cleaning. Also add some injector cleaner to your gas tank..

2 out of 2 people think this is helpful.

Your Answer

Add photo

Related Questions

Search BMW 3 Series Questions

BMW 3 Series Experts

#1 Tom Demyan
Tom Demyan
Reputation 4,430
#2 Robert Charlson
Robert Charlson
Reputation 1,500
#3 Matt Mankinen
Matt Mankinen
Reputation 1,160
View All

Related Models For Sale

Used BMW 5 Series
540 Great Deals out of 14,694 listings starting at $1,375
Used BMW M3
53 Great Deals out of 1,945 listings starting at $4,000
Used Mercedes-Benz C-Class
581 Great Deals out of 30,911 listings starting at $1,500
Used Audi A4
206 Great Deals out of 10,906 listings starting at $1,333
Used Ford Mustang
300 Great Deals out of 45,096 listings starting at $2,000
Used Honda Accord
684 Great Deals out of 81,554 listings starting at $1,200
Used Mercedes-Benz E-Class
482 Great Deals out of 22,747 listings starting at $1,450
Used BMW X5
386 Great Deals out of 15,820 listings starting at $1,300
Used Chevrolet Camaro
158 Great Deals out of 35,580 listings starting at $1,995
Used BMW 7 Series
185 Great Deals out of 6,196 listings starting at $3,500

Used Cars For Sale

2017 BMW 3 Series For Sale
45 Great Deals out of 8,398 listings starting at $27,877
2016 BMW 3 Series For Sale
188 Great Deals out of 4,179 listings starting at $21,000
2015 BMW 3 Series For Sale
18 Great Deals out of 872 listings starting at $16,995
2014 BMW 3 Series For Sale
203 Great Deals out of 4,164 listings starting at $11,980
2013 BMW 3 Series For Sale
180 Great Deals out of 3,687 listings starting at $11,950