pioneer avh-p4000DVD problems, please help!!!!

UNDERGROUND_BUM
10+ year member

CarAudio.com Elite
ok so i just finished my install for my pioneer avh-p4000DVD, and i tried to ground the lead for the parking brake so i could watch while driving (passengers) but it didnt work. what else is needed to be done or what can i try. has anyone done this with this head unit?????

 
ok so i just finished my install for my pioneer avh-p4000DVD, and i tried to ground the lead for the parking brake so i could watch while driving (passengers) but it didnt work. what else is needed to be done or what can i try. has anyone done this with this head unit?????
My installer told me today that all you need is to ground the parking brake lead. Great now I think I need the Bypass box:mad:.

 
yup jus got done....... used a relay switch between the wire for the e- brake and ground. works like a charm. now i got a temp error message....... any one know what that could be its a brand new head unit. ipod videos work though........

 
I grounded the parking break to the ground wire, and switched it. It works fine
Hi. May i know what have you switched? Also, i thought the parking brake already grounded? so you have 2 wires for the parking brake connected to ground now?

 
Connect the brake-wire of a HU to the Ground through the switch. When the HU is on, turn switch off and on, then press OK on a screen.

 
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UNDERGROUND_BUM

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