Hands free phone calls (Bluetooth)

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Joined
Feb 25, 2007
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Guess what I did today...

Can you see it?
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Look closer
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What is it you say?
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Handsfree Bluetooth I say!
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Alright, alright, I'll get to the details. This works on any radio (newer OEM, aftermarket, Scion etc) that connects to the factory harness using the grey connectors in the OEM harness. It actually only requires the larger of the two plugs. There is no splicing/cutting/soldering involved.

Photo credit here goes to vjr021 from this thread
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I bought this from Toyota Canada (part number PZ409-0029A-B0)
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The pair of connectors in the top right corner of the above picture connect inline between the larger grey plug in the stock harness and whatever you have on the other side (aftermarket harness, Scion HU etc). The single wire is a trigger wire to mute the music during a call. My headunit didn't have an input for this, but I would wager that those of you with fancier units than I would have this function. I just taped it up out of the way.
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The black box near these connectors attaches to the bottom of the headunit with double sided tape (You could probably put it under the dash, just be sure to leave enough slack to plug in the other connectors)
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From there, I ran the harness across the top of the A/C unit and behind the glove box. Next thing was to locate the microphone and the control pad. The mic should be up high, and I thought the controls were easiest to reach up top too, so that where I put them (see first pics). I ran the wire above the headliner (don't freak out, it's not that fragile) and down the A-pillar. The mic has an arrow that should be pointed at the person doing the talking.
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The control pad harness is shorter than the mic, so it just reached the dash. I ran both wires inside the dash by passing it around the rear edge of the lower dash piece behind the weather-stripping.
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Once everything is behind the dash, plug it all in and secure the blue box. I assume this is the Bluetooth receiver as it has an FCC label on it and it says Motorola on it.
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I pulled out the factory amplifier while I was in there. This also gave me more room in front of the ECU to put the blue box. I used the supplied double-sided tape to stick it to the ECU. In that pic it was actually to close to the glove box and interfered with it closing properly. I re-stuck it further to the right. Double check all connections, put the dash back together and your done with the install! :beer:

The only thing that didn't come in the box was operating instructions. There are five buttons on the control pad. Volume up & down, green phone, red phone, and the centre Toyota button. Most features are voice controlled and after playing with it for a bit you'll get the hang of it. I used it tonight after the install to talk to a friend and the sound was great on my end with no complaints from him either.

My truck has an aftermarket headunit and I unplugged/removed the factory amp. When the Bluetooth unit is in use it kills the music to the front speakers and uses them for the call. The rear speakers still play music at regular volume. I assume the mute wire input would allow it to mute the music during a call. I have my headunit set up with the speakers faded to the front (5 out of 15), so the rear speakers aren't that loud anyway. The volume controls on the control pad allow you to adjust the volume of the call too. When my friend called tonight, the music faded to the rear, the Bluetooth lady announced the phone number that was calling, and I accepted the call with the green phone button. I hung up with the red. The green button will also redial the last call. You can program contacts into the unit, but I don't think it will import your phonebook.

A few links I found from googling the part number:
Bluetooth handsfree system install? [Archive] - Toyota Forums :: Toyota Nation
Bluetooth upgrade for stock radio - Tundra Solutions Forum
Installing Motorola hf850 hands free Bluetooth car kit in 05 Tundra - Tundra Solutions Forum


Looks nice at night too
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:cheers:
 
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Nice install dude! Overall, BT anything hasn't impressed me so far. How's the sensitivity of your unit and how well can you friends hear you? Background noise cancellation?
 
So that one is just a rebadging of the Motorola HF850 then?

Not bad. I just bought a Motorola hf850 kit to install in my 4runner. Not sure if I'll be able to jack it into my stereo but I'll try. Install looks reasonably simple.

Nice job. :)
 
Does the BT kit have an amplifier that it uses to power the door speakers, or does it somehow use the headunit to do that?
 
nicely done! How is the background noise?
 
Old thread I know hopefully you are still looking or somebody knows.

I'm about ready to yank the sounds system in my LX450 and I have the grey plugs they are just down at the amp instead of the back of the unit (I think)...anyway I was thinking of bypassing the factory wiring and running my new speakers off of the amp for better performace.

But after seeing this I should probably run from the stock plugs if I want to use this as it would be necessary to mute the speakers. Not to mention easier when it comes time to install.

#1: Anyone see a way around this so I can run the speakers from my amp with the larger speaker wire?

#2: Do you think the stock wiring will really effect performance of the aftermarket speakers and amp? It is not like I'm going crazy....6.5 ploks in the front and 5.0 phoenix 50 Watt RMS 2-ways in the rear.

SWEEEEEEEET.I should have just bought a reciever that had bluetooth integrated....:rolleyes:ohhh well.:steer:
 
The stock amp on the LX is NOT worth keeping, IMHO. I have better sound with the speakers powered by my cheap JVC head unit. I have written a post or two about how to bypass the amp on an LX (including which harness to buy), hopefully you can find it with a search.
 
I was asked to help with a stereo install on a LX and it was kind of weird. The normal Toyota harness kit won't work. The specific harness for the LX uses the stock amp so you have to run low signals out to the speakers and the LX harness has the RCA plugs for this.

However, if you really want to use the amps in the head unit you can buy a second sister harness and use that in conjunction with the first one. This second harness plugs into the speaker wires at the factory amp and extends them up to the head unit negating the factory amp all together.

Real screwy setup to say the least.
 
I downloaded the Motorola HF850 manual (same unit?) and it uses a seperate speaker. I wonder how this install allows the use of the same speakers in the car. Is there a relay in the blue box or something that switches the speakers from the radio to the bluetooth?

I like this unit as it's just want I'm looking for but not sure if it will work in my other cars (I need one for my 80 and one for my lexus).
 
Wow, long time no reply. My bad!

Nice install dude! Overall, BT anything hasn't impressed me so far. How's the sensitivity of your unit and how well can you friends hear you? Background noise cancellation?
Thanks! So far on a variety of calls I haven't had any major complaints. The sensitivity is good, the phone stays connected when I pump gas or get stuff out of the trunk. Noise cancellation is ok, no worse than speakerphone.


So that one is just a rebadging of the Motorola HF850 then?

Not bad. I just bought a Motorola hf850 kit to install in my 4runner. Not sure if I'll be able to jack it into my stereo but I'll try. Install looks reasonably simple.

Nice job. :)
I think this one is actually the IHF1000 rebadged for Toyota and supplied with the harness to adapt it to the vehicle.

Does the BT kit have an amplifier that it uses to power the door speakers, or does it somehow use the headunit to do that?
I think it uses it's own power for the speakers, as it can be controlled independently with the volume buttons on the right side of the unit.

nicely done! How is the background noise?
Not bad, the sound is good with the windows up.

I downloaded the Motorola HF850 manual (same unit?) and it uses a seperate speaker. I wonder how this install allows the use of the same speakers in the car. Is there a relay in the blue box or something that switches the speakers from the radio to the bluetooth?

I like this unit as it's just want I'm looking for but not sure if it will work in my other cars (I need one for my 80 and one for my lexus).
After some searching, I think the IHF1000 manual is the right one for this unit.

http://www.motorola.com/Hellomoto/Master Lists/Product Manuals/Static Files/US-EN/User_Guide.pdf

:cheers:
 
thanks, reading the manual now.
BTW - how much for the Toyota version?

I can find the Mot ones but not with the adapter cables...
 
I installed a similar kit in my cruiser a couple years ago. Nokia CK-20W. I wouldn't recommend this unit, nor any of their others due to lack of support (at least here in the US).

I installed independent of the radio. Put the included speaker behind the passenger side speaker grill (removed the old speakers when put two way speakers in my doors). Everything fit well and put the main unit under the shift console (just behind the trans case shifter).

Only real downside to this install is it doesn't automatically cut the radio when a call comes in. Not a big deal to me.

I've used with a variety of phones and tends to be flakey with BT connections at times. Also volume is inconsistent--sometimes plenty loud and other times hard to hear.

Has a small display but the control knob has makes it almost impossible to actually select the options you need (no response for support after many attempts...). Also way too much twisting and selecting required to do anything which doesn't go well with keeping eyes on the road.
 
That looks good there, like it was made to be!
 
One other question, does anybody complain about not being able to hear you? My wife always complains about echo when I'm in the factory tundra Bluetooth.
 
One thing that will have a big impact on echo is how far apart the mic and speaker are. Ideally you put the mic all the way to the left pillar and the speaker somewhere on the passenger side to maximize the distance. But if going thru the built in stereo speakers not sure which ones a handsfree kit would use but I assume not all of them.
 
thanks, reading the manual now.
BTW - how much for the Toyota version?

I can find the Mot ones but not with the adapter cables...

I don't remember the price, but I do recall it being pretty reasonable at the time.


One other question, does anybody complain about not being able to hear you? My wife always complains about echo when I'm in the factory tundra Bluetooth.

One thing that will have a big impact on echo is how far apart the mic and speaker are. Ideally you put the mic all the way to the left pillar and the speaker somewhere on the passenger side to maximize the distance. But if going thru the built in stereo speakers not sure which ones a handsfree kit would use but I assume not all of them.

I haven't had any complaints about it. Obviously it sounds a bit like using speakerphone since the mic isn't right up against your mouth. The mic is probably as far from the door speakers as possible, which probably helps avoid the echo problem.
 
Adam,

Nice install, I got BT from installing an AVIC unit and got creative and utilized the in-dash microphone for the security system. I have since installed the CDL switch and with the security panel in the lower right center, call reception went to hell.

Moved the microphone to the drivers pillar at the headliner junction and have not had any complaints. Not sure about background because it is to cold and rainy to drive with the indows or sunroof open.

For others interested in this unit it seems to be selling for approx. $100 US but I have only seen listing oversees. There is one listed on ebay currently in Canada (150410126520).
 
The stock amp on the LX is NOT worth keeping, IMHO. I have better sound with the speakers powered by my cheap JVC head unit. I have written a post or two about how to bypass the amp on an LX (including which harness to buy), hopefully you can find it with a search.

RGR,

That came out wrong. I am going off of an Aftermarket amp into 4 new speakers and canning the rest. Sub in the rear on seperatre channel from the amp. Yeah the stock amp is not worth the time.

I like the idea of the bluetooth and am glad this thread is going. The unit looks a bit spendy from what I've seen. I have heard the same complaints about tinny sounds from factory bluetooth systems though.

I like the sound of the independent bluetooth system yet the automatic sound cancelling is pretty important as I never hear my phone anyway and like the conveinece of hands free. I have a ear bud but I can never get the dang thing in my ear.

I think from what I've read....next time or when it comes time to replace...just buy an aftermarket HU with bluetooth integrated.

But for those with stock HU this is the best thing going.
 

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