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Bypassing AVH-8400BT

By AmusedToD · Jun 23, 2012in Pioneer AVH Series💬 14 posts👁️ 4,697 views
Posted Jun 23, 2012 · 18:39 UTC#1

Hello all,

 

I am new to this forum and this is my first post.

 

I am expecting my Pioneer AVH-8400BT (European model) to be delivered next week. Before proceeding with the installation, I wanted to ask you guys about bypassing this device. Is it as complicated as the US version (AVH-P8400BH)? Can be done using "traditional" methods of just grounding the green handbrake wire?

 

Thanks!

Posted Jun 23, 2012 · 21:05 UTC#2

AFAIK Euro units only require grounding the P brake wire.

Posted Jun 23, 2012 · 21:18 UTC#3

Should need a delayed ground. just hook up a relay to give ground to the green wire. activate the relay with the blue remote turn on wire,

 

there is a video up on youtube.

Posted Jul 01, 2012 · 14:03 UTC#4

Can you provide a link to the video?

 

So which one is it, a traditional grounding of the P wire or the delayed grounding?

Posted Jul 01, 2012 · 14:44 UTC#5

According to my local dealer you need a PAC TR7 as well as a relay. And as I said in my previous post, if you have a US unit simply grounding the P.brake wire won't work.

Posted Jul 14, 2012 · 17:23 UTC#7

Guys, I asked about the European version!

 

We all know P8400BH needs special tools for bypassing, but I want to know whether 8400BT (European version) can be bypassed by simple grounding of the P wire?

 

Can I get a straight answer from someone who has done it?

Edited Jul 14, 2012 by AmusedToD
Posted Jul 14, 2012 · 20:48 UTC#8

I already answered your question about 6 post up. Why don't you just try it and see what happens?

Posted Jul 15, 2012 · 16:37 UTC#9

Ok, mate, no offense... I got two different answers and wanted to clarify...

 

Do you confirm that what you said above is the way to go? Will I get full functionality (navi and bluetooth, not interested in dvd playback) if just I simply ground the P brake wire? My unit is a German market AVH-8400BT.

Posted Jul 15, 2012 · 21:48 UTC#10

I have no idea as I am not in Europe. What I do know is that Euro units in the near past have only had to have the P brake wire grounded to achieve the bypass. As I said above, just ground the wire and see what happens. Its not that hard.

Posted Jul 16, 2012 · 20:46 UTC#11

Thanks, mate. Will do so.

Posted Jul 19, 2012 · 06:43 UTC#12

ive bought the exact same bypass and it work partially it was eable to see the video

 

but when i wanted to search using the screen off the unit i could not and so i did a switch on the gound unit and you press and depress then the unit say to you that you are not allowed to drive press ok and then it say to do it 3 time and then ok again

 

then i could use my screen on my unit to type in my research directly on my 8400 and not even be touching my iphone

 

my bypass was bought with the same place ranich1 and ive send it back for refund worthless

Posted Jul 19, 2012 · 21:54 UTC#13

I did simple grounding as suggested here and everything works (EU version only). Thank you!

Posted Jul 20, 2012 · 00:38 UTC#14

A PAC TR7 and a relay will give you an automatic bypass. (US Only)