Having the check engine light on means there is a diagnostic code or codes stored in your vehicles computer. The first thing you need to do is have the codes checked. Here is a tutorial showing what is involved with retrieving diagnostic codes from your car and low power:
Once you perform this on your car get back to us with the code information and we can then properly diagnose your vehicle and send you tips on how to fix. Hope this helps and thanks for using 2CarPros.