obd2

Hi all - Bought an E a few months ago. Found a 2003 DX with low k's and have been loving it for my little surf and ski gear pod. Check engine light came on recently. I ordered a Veepeak bluetooth OBD2 scanner from Amazon. I downloaded Torque Pro for my phone and scanned the codes. Came up with...

So I was on ebay last week and they had a daily deal for a bluetooth obd2 sensor and I thought I got an old phone with no service maybe I can mount it on the dashboard and then just leave the app running so I can monitor my mpg and and other gauages the obd2 tells me. So I went to my dads and...