I have been looking on the power supply, ground, circuit elements section of the service manual for my 2006 Nissan Xterra X and cannot determine the purpose of some of the wiring in the bundle that runs to the OBD2. I circled the two extra connectors in red. The OBD2 itself should be M22 in the...

I have a 2002 Xterra. About two weeks ago, the battery was replaced and some device was hooked up to the OBD for some auxiliary power so I wouldn't lose radio presets or trip odometers etc. I ended up losing that all anyways but I didn't really care. I have a chip from my insurance company in...

Hello, I recently purchased an '04 X. So far it's been a pretty good car. Yesterday afternoon it popped a "service engine soon" light. I was trying to connect my OBD-II scanner but wasn't having any luck getting connection with it. I was hoping to have some luck using the scanner I have...

Hello everyone, Just joined purchased an '04 XTerra. She's looking to be a pretty straight forward car, but already I'm finding some things I want to adjust/improve upon. First, little dings and dents, a kinda rickety front bumper and some electrical nick-nacks I'd like to fix to get her in...

Im getting OBD2 code for Misfire- (multiple cylinders) Check engine light is on. *complete tune up with Plugs, wires, rotor, cap and oil change done *K&N cold intake installed *Premium gas being used. the truck starts, runs excellent.Has lots of power, no hesitation or lag. I erased the OBD2...