Quote:
Originally Posted by stonefocus
Everytime I install JB4 on my AH3, check engine light come up. And it goes away in 3 days. When I uninstall it, same.
+ One day, drive malfunction happened. Car just lost all the power, and it does not want to go over 30 mph. I parked my car, called BMW road assistant for towing and planned to directly go ahead to dealership for service. While I am waiting, I uninstalled JB4, restarted and car works fine.
It just scared me. Probably I will sell JB4 for now.
After 3 days, my car was serviced by BMW. They said they had to replace fuel pump. Covered by warranty fortunately.
|
Have you still used the JB4? What happened after?