new injectors... check engine light

[lifeiskaos]

just replaced my injectors with new 19lb ford injectors, and now my check engine light is on. any ideas? thanks.

[jlevie]

What faults does a "stomp test" show?

[lifeiskaos]

how do i do that?

[blazing]

just replaced my injectors with new 19lb ford injectors, and now my check engine light is on. any ideas? thanks.

Did you change to the larger air flow meter also?
Upping the injectors by 5 pounds without any other "tuning" would likely result in the thing running pig rich and pissing the computer off.
It could also be a vacuum leak if the o rings did not seat properly.

[blazing]

how do i do that?

http://www.pelicanparts.com/BMW/tech...de_Reading.htm

[lifeiskaos]

damn that stomp thing is sweet. its 1222, meaning its very rich. i have an m30 afm that i havent put in yet, so hopefully that'll fix it. thanks guys