Quote Originally Posted by LaszloT View Post
Getting a front O2 sensor CEL so I'll replace that tomorrow and clear the code. I have an engine tune booked with Neetronics early next week. Will I be able to use the COBB AP for gauges and to manage CELs still, or do I no longer need it?
Do not hesitate on the O2 sensor, or do not drive it if you can't get it replaced soon. You'll have to check with Cobb about CEL reading capability with JDM ECU's. It certainly won't upload/download tunes.