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ls600h+ oxygen sensor = $2400?!?!

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Old Feb 27, 2020 | 08:18 PM
  #91  
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Originally Posted by Striker223
Can't tell you, never had to do that job but the only issue I can see in that case is not being able to get enough leverage on a 02 sensor socket to get it to move. Won't require a torch like a lot Ford/GM products do but still I'm not sure if there will be room even then.

Send me a volunteer 600h? I'll answer any questions then lol
I guess on the bright side if the starter ever goes on the ls600h it's a total for sure. is the ls500 awd the same ? Wondering if I can make it to ohio without ruining the catalytic converters.

Last edited by stopdrpnro; Feb 27, 2020 at 08:29 PM.
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Old Feb 28, 2020 | 06:02 AM
  #92  
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Took off the passenger air box to show how tight is it. Also found a picture of the engine removed to get an idea of the location. I'll try to get pictures from underneath after it warms up a bit.
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Old Feb 28, 2020 | 07:50 AM
  #93  
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Originally Posted by stopdrpnro
I guess on the bright side if the starter ever goes on the ls600h it's a total for sure. is the ls500 awd the same ? Wondering if I can make it to ohio without ruining the catalytic converters.
If your starter goes out call me and I’ll take your LS600 lol

Im totally not kidding, I’ll fix it and flip it.
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Old Feb 28, 2020 | 11:05 AM
  #94  
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Originally Posted by SW17LS
If your starter goes out call me and I’ll take your LS600 lol

Im totally not kidding, I’ll fix it and flip it.
The starter on the 600 is inside the CVT .
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Old Feb 28, 2020 | 12:30 PM
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Originally Posted by stopdrpnro
The starter on the 600 is inside the CVT .
More specifically there is no starter lol, good call. The starter is built into the hybrid system.
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Old Feb 28, 2020 | 01:23 PM
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Originally Posted by SW17LS
More specifically there is no starter lol, good call. The starter is built into the hybrid system.
Just think of it as a VERY large starter that can move the car as well lol!

Last edited by Striker223; Feb 28, 2020 at 08:32 PM.
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Old Feb 28, 2020 | 01:24 PM
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Originally Posted by Striker223
Just think of it as a VERY large starter than can move the car as well lol!
Pretty much LOL
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Old Feb 28, 2020 | 05:48 PM
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Starter? Indeed, not quite!

It's MG1 (motor-gen 1): it starts the V8 and is also spun by the V8 to, in turn, spin MG2 to charge the hybrid battery pack. However, as I understand it, it provides no direct traction, and MG2 is the only one that helps propel the yacht .

I personally find it fascinating how this thing is built and designed (acknowledging the serious repair issues being discussed here and in a separate thread). FWIW, I worked doing research on hybrid technology (and other gas-saving ideas, like variable displacement) as a graduate student many moons ago, independently assessing a bunch of concepts that were out there, a few years before hybrids became "cool". So, the 600 is special to me in more than one way.

EDIT: MG 2 can output 221 hp, and it's only limited by the 49 hp the hybrid battery pack will provide (getting the 389 hp from the V8 up to the advertised total of 438 hp).

Last edited by caha14; Feb 28, 2020 at 05:52 PM.
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Old Feb 28, 2020 | 08:40 PM
  #99  
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Originally Posted by caha14
Starter? Indeed, not quite!

It's MG1 (motor-gen 1): it starts the V8 and is also spun by the V8 to, in turn, spin MG2 to charge the hybrid battery pack. However, as I understand it, it provides no direct traction, and MG2 is the only one that helps propel the yacht .

I personally find it fascinating how this thing is built and designed (acknowledging the serious repair issues being discussed here and in a separate thread). FWIW, I worked doing research on hybrid technology (and other gas-saving ideas, like variable displacement) as a graduate student many moons ago, independently assessing a bunch of concepts that were out there, a few years before hybrids became "cool". So, the 600 is special to me in more than one way.

EDIT: MG 2 can output 221 hp, and it's only limited by the 49 hp the hybrid battery pack will provide (getting the 389 hp from the V8 up to the advertised total of 438 hp).
So what I am hearing is if one can cool the pack and upgrade the wiring you can have a lot more power on hand? That would have been curious since 221 is enough to move the car to reasonable speeds and keep it there and allow a full EV mode and much more appeal to the car as a whole and allow the gas engine to be a range/power extender to the EV mode.

Interesting to think about, I would personally rather have a 460 SWB AWD with a supercharger though.......but a low power EV mode is tempting. Wish there was a car short of the 918 that had that sorta deal going on
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Old Feb 29, 2020 | 08:32 AM
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Originally Posted by Striker223
So what I am hearing is if one can cool the pack and upgrade the wiring you can have a lot more power on hand? That would have been curious since 221 is enough to move the car to reasonable speeds and keep it there and allow a full EV mode and much more appeal to the car as a whole and allow the gas engine to be a range/power extender to the EV mode.

Interesting to think about, I would personally rather have a 460 SWB AWD with a supercharger though.......but a low power EV mode is tempting. Wish there was a car short of the 918 that had that sorta deal going on
I imagine the battery pack output is limited to extend it's life.
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Old Feb 29, 2020 | 08:49 AM
  #101  
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Originally Posted by Striker223
So what I am hearing is if one can cool the pack and upgrade the wiring you can have a lot more power on hand? That would have been curious since 221 is enough to move the car to reasonable speeds and keep it there and allow a full EV mode and much more appeal to the car as a whole and allow the gas engine to be a range/power extender to the EV mode.
That seems like something that could be tweaked with a tune🤔. I'm sure it's designed like that to maximize the life of the battery but since club Lexus has figured out how to rebuild the battery it might be worth the performance bump
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Old Feb 29, 2020 | 09:08 AM
  #102  
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Originally Posted by MysteryMob
You can pull off the really classy repair that people did with F-bodies, where they cut a hole in the body to access the fuel pump. Just cut an access hole, unbolt it, replace it, then bend the metal back and use some frame sealer to close it off.

Also, please don't do this, this was entirely for comedic purposes.

Another possibility is that they loosen the motor mounts and remove the transmission mount, and they tilt the engine and transmission to gain access.
Those are viable options . I'm definitely not above cutting a hole at this point
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Old Feb 29, 2020 | 09:36 AM
  #103  
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There was an other thread where loose O2 sensor plug was potentially a culprit.
If there is a way to push it in with long bar or something to see if that is the problem, it can save lot of grief if that was really the problem. Can you see the connector?

Last edited by BMW7_LS430; Feb 29, 2020 at 11:52 AM.
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Old Feb 29, 2020 | 11:39 AM
  #104  
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With the sensor essentially bring in the transmission tunnel you can't see it from the top nor from underneath.

Originally Posted by BMW7_LS430
There was an other thread where loose O2 sensor plug was potentially a cluprit.
If there is a way to push it in with long bar or something to see if that is the problem, tt cal save lot of grief if that was really the problem. Can you see the connector?
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Old Feb 29, 2020 | 12:56 PM
  #105  
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Kinda tempting to come up with a procedure for cutting the tunnel in the exact area to remove the sensor and sell a perfectly sized and shaped plate to be welded in by a professional or a version packaged with structural adhesive and very carefully sized self tapping fasteners to be used by owners.

Pack would include full detail step by step directions, a template to place in the footwell once the carpet and insulation is removed and the correct cutting head(s) to ensure no error, the new plate to be placed over the cut point, a pack of adhesive, a second template for cutting areas of the insulation out to allow the carpet to sit visually perfectly flush, and some high quality paint to apply to the edges of the welded area/adhesive to prevent any chance of rust.

Any interest in something like that?
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