I bought a codereader from Costco's for $29 it works great. The driving to Az was bothering me. On the other hand some of the auroparts place have better scanners that can tell you more info.
2004 Ranger, Ext Cab, 2WD, 3.0, 5 speed , 4WABS, crank windows, no cruise, Edge 113k.(6/5,2014) For-Sale.
Current project: 2004 Ext Cab, 4WD, 4.0, Auto, 135k(purchase price $1,350)needs an engine. I think a timing chain skipped. No rust or dents, needs a compound. UPDATE: I bought a 4.0 out of a 2009 Ranger 4x4, 87k for $800 Just waiting to get the swap done.