Help needed to decide

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Jan 3, 2006
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Hello all.

Almost convinced myself to buy a 1990 JDM 81. Problem I have is the rear seats only have lap belts and I will need shoulder belts for daughters booster seat to work.

Does anyone know if I can retrofit the 81? i.e. add 3-point shoulder harness.

TIA
 
Really? in 1990 JDM didn't have 3 point seatbelts?

On the Fj60 and Bj60 we can get upgrade parts to convert to 3point.

I actually purchased Fj62 seatbelts.

But on the pillar on a 60 series we have a threaded hole up near the top, where the upper attach point is. It was put in there but not used on my Bj60, I am betting that the 80 series is like this too.

Feel around in the upholstry to see if you can feel an upper hole. If so the possibly you can buy a shoulder harness set up from toyota from a later model 80 series and then you are ok for the booster seat.

But first I would see if that threaded provision is in your truck.

Also go to toyota and tell them you have a FJ80 and wanted to "maybe" order new seatbelts. Ask them to print off the parts page. that will show you the set up.

Also you could download the Toyota electronic parts catologe, it shows hopefully. To down load go to that thread on here.
 
I checked my EPC, they were 3 point seatbelt in the 90-93 yr range.

Must have been an option. I say yes you can put them in there.

But we better let some xperts say for sure as well........people who have actually touched these trucks :)
 
okay, i went and felt for the retainer hole on the "C" pillar of the one i have here and the hole is there but i do not know if it is threaded or not. i know some of the 60 series did not have the nut welded on the inside. i do not know if it is on this one or not...
sorry, wish i could be more help...
cheers
 
Looking at the EPC I would think it would have it.

It was an option.
 
Maybe a 3 point harness could be Luxury Imports addition ;)
 
It was this week that I contacted a local Toyota dealer about the same question.

The guy there seemed puzzled when I asked him about it but after seeing the c-pillar location and thinking about it for a sec. he told me that there would be an issue with stress to the pillar in case of an accident.

I, too, felt for the hole (this morning) from the cloth material and it was indeed there.

Mine's also a '90 and a fellow van owner in Japan told me that his '90(van) has the three-point seatbelt on either side. He thought if the holes were there I should be able to mount the three-point seatbelts.

If you go ahead with this mod before I get to it, please keep me posted (pics, part numbers, etc...).

Good luck!

Mot
 
OK, I just had to go outside to take my kids to their friends' place and took a second/better look at the above-mentioned c-pillar location.

So here is what/how I did:

Pic 1, 2 & 3: Gaining access
PICT0017b.webp
PICT0019b.webp
PICT0020b.webp
 
And what I failed to see was that there were THREE holes!

And guess what... it sure looks like you can mount the seatbelt there, with threads and everything.

Also despite what the guy at the dealer told me, it sure looks like the threaded hole looks rigid enough to withstand some forces.

Anyway, I might confront the same guy or just might go straight to the Toyota parts place to place my order (I'll have to get the PN's first).

This is exciting (to me :rolleyes: ) because my kids always sit back there and one sits in the four-point harness childseat with tether, but he's about outgrown it, and my other kid has only a booster seat. SO installing a 3-point seatbelts would make me feel (much) better shuttling them around.

Anyway, hope this helps!

Mot

Pic 1: The three holes

Pic 2: The top hole and the middle one

Pic 3: The middle hole and the bottom one
PICT0022b.webp
PICT0024b.webp
PICT0026b.webp
 
Thats the threaded hole. For sure strong enough.

It is in the EPC.

this is a page shot of the seatbelt assy.

Thats the part number.

I would look into the side area around the bottom, see if the hole is big enough for the inertia reel. Also that it has a threaded hole there too.

As you will not be mounting the new inertia reel in the same location as the lapbelt part.

On my BJ60 the hole for the inertia reel was too small and there was no threaded hole. I have done some welding there and opened up the hole. Putting in a nut bar inbehind.

Also the interior is gonna be a bit different. But that you can mess with, cutting a slot and so on.

Hope this works for ya.
S2400044.webp
 
I added some "bad" paint work....

But wanted to emphazise the areas
hurtin paint.webp
 
Thanks, brown!

I'll find out how much the parts cost here and see what else is needed to/and make it happen!

Thanks again!

Mot
 
Well Gowyn got alot of info..........where is he now?

Mot are you Japan now?

Did you download the EPC yet? Its forsure worth having in your computer.

Makes going to Toyota so much easier.

I used a HDJ81-XXXX for my seatbelt search. Tell me your VIN number and I can be specific.....PM if you wish. But I am off to sleep now.. So tomorrow.
 
okay a few more...

note; the position of the fixed point in your lapbelt, it has to swapped to the other end when you go to the shoulder harness.

The fixed buckle must be in the center.

Before it was on the outside. So all the same points get used on the bottom, with the addition of the inertia reel in the side wall and the threaded hole on the pillar.

looks easy eh?
s2400045lapbelt.webp
S2400046shoulder.webp
 
the "C" piller is definately strong enough to resist the stress of a seat belt attachment, that is not a big concern. remember even if the guy weighed 500 lbs the lap belt does most of the work, the shoulder strap only provides the upper body support and the stress is shared.
Mot, i have to thank you for pealing back the cover to shew the threaded hole. it is reassuring to know it is there.
thanks Dayrl for posting the diagrams, now if we can just find a source for seat belts other than toyota new, bloody expensive...
<there is no cross over to any other model, cruiser only>
cheers
 
Dunno if this helps, but my Venezuela-spec FJ62 didn't come with *any* seatbelts in the back, not even lap-belts only, but I retrofitted US-spec shoulder belts for an FJ62 on there. Like the pictures MOT submitted, when I peeled the upholstery back, I found threaded holes.

It's been about 6 years since I did this, and though I (thankfully) haven't been in any accidents, I've been on pretty tough trails with adults strapped in the back with their belts, never had a problem.

Wayne, double check on the pricing of the belts, I was suprised when I did mine, they weren't as expensive as I expected.

Another option would be to source them from a US-spec 80 series being parted out.
 
brownbear,

Thanks again! Hope you slept well.

I finally got the parts catalogue CD's to work and it looks like, to do it right, it's going to cost in the neighborhood of $400-$500US here in Japan. :crybaby:


Wayne,

I'm glad that I could be some help.

Hope you guys can get them a lot less in Canada or from Cdan.

I'm not sure if I would be messing with used units though when it comes to safety stuff.

I'd love to hear what it'll cost you guys, just to compare notes. ;)

Mot
 
Exiled said:
Wayne, double check on the pricing of the belts, I was suprised when I did mine, they weren't as expensive as I expected.

Another option would be to source them from a US-spec 80 series being parted out.
$300 perside for the male and female parts...
 

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