i spent the hole day fitting my new rear view camera and my pioneer double din navi. along the way at startet the car 3-4 times and everything was working. when i was finished with fitting all the stuff i then try to start my car but it won't start. the starter is working and you can hear how its trying but nothing. i tried with some cables maybe the battery was dead but the same thing. the starter is running but nothing. i have swapped everything back to standard in hopes of the starting but still nothing. the starter i running but it won't start. none of the dashbord ligth start exept the green ligth for the ligth. headunit won't start after i returned it it need a code. can somebody tell me what it is. anyone tried the same.