I installed it with the battery disconnected. no air leaks I checked and went over everything once the car startedIf disconnecting the battery does not work. I would uninstall the CAI and then re-install it again with the battery disconnected.
Make sure no air leaks in system between filter and throttle body.
The MAF is in the correct orientation?I installed it with the battery disconnected. no air leaks I checked and went over everything once the car started