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Originally Posted by johnn
Originally Posted by Crow hunter
Originally Posted by JPro
...why is it that longevity is generally not the issue in turbo diesel engines, but is a sore spot with turbo gas engines?

There is no difference. A properly built turbo gas engine is capable of just as much longevity as a normally aspirated one. These people are substituting their opinions and biases as fact.


It's being built by Toyota, it'll last.

I hope so, bought a 2021 Taco.
Not excited about the amount of electronics. guess I was aware when I bought it. Lately the lane departure alert comes on for new reason.
Have had other thing's come up. I bought a Toyota figuring it could be my last truck and last for long tine. Engine might make it, but the over the top electronics is a concern


I have 2 2022 vehicles , they are both jammed with electronics. I plan on getting rid of both way before 60k comes around.

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Originally Posted by Oldelkhunter
Originally Posted by johnn
I hope so, bought a 2021 Taco.
Not excited about the amount of electronics. guess I was aware when I bought it. Lately the lane departure alert comes on for new reason.
Have had other thing's come up. I bought a Toyota figuring it could be my last truck and last for long tine. Engine might make it, but the over the top electronics is a concern


I have 2 2022 vehicles , they are both jammed with electronics. I plan on getting rid of both way before 60k comes around.

A while back I picked up a new commuter from Toyota (Corolla hatchback) and it's also packed with electronics and CVT. The lane departure and radar sensor's can be turned off. Driving curvy narrow backroads here that often have sections with missing lane paint, the lane departure will beep often...push the button and it's off.

For a commuter or distance travel, I'm thoroughly impressed with the cruise, radar, lane departure, and steering assist on the little car. I was very skeptical the first couple of months but I've been impressed.

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Originally Posted by JCMCUBIC
Originally Posted by Oldelkhunter
Originally Posted by johnn
I hope so, bought a 2021 Taco.
Not excited about the amount of electronics. guess I was aware when I bought it. Lately the lane departure alert comes on for new reason.
Have had other thing's come up. I bought a Toyota figuring it could be my last truck and last for long tine. Engine might make it, but the over the top electronics is a concern


I have 2 2022 vehicles , they are both jammed with electronics. I plan on getting rid of both way before 60k comes around.

A while back I picked up a new commuter from Toyota (Corolla hatchback) and it's also packed with electronics and CVT. The lane departure and radar sensor's can be turned off. Driving curvy narrow backroads here that often have sections with missing lane paint, the lane departure will beep often...push the button and it's off.

For a commuter or distance travel, I'm thoroughly impressed with the cruise, radar, lane departure, and steering assist on the little car. I was very skeptical the first couple of months but I've been impressed.

Yes, I can turn most of that off on one car, so why did I pay for something I am not going to use ? I am not impressed by steering assist or radar cruise control on any car I have driven or yet driven.

I have a camera on one that if I drive across a small dip in a road with the sun shining on it I get the BRAKE message lighting up my dashboard. It does this on Ripply roads as well. It has been back to the dealer twice and they say they get a lot of complaints about it. The other car has flawless electronics, still do not trust it though.

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Originally Posted by JCMCUBIC
Originally Posted by Oldelkhunter
Originally Posted by johnn
I hope so, bought a 2021 Taco.
Not excited about the amount of electronics. guess I was aware when I bought it. Lately the lane departure alert comes on for new reason.
Have had other thing's come up. I bought a Toyota figuring it could be my last truck and last for long tine. Engine might make it, but the over the top electronics is a concern


I have 2 2022 vehicles , they are both jammed with electronics. I plan on getting rid of both way before 60k comes around.

A while back I picked up a new commuter from Toyota (Corolla hatchback) and it's also packed with electronics and CVT. The lane departure and radar sensor's can be turned off. Driving curvy narrow backroads here that often have sections with missing lane paint, the lane departure will beep often...push the button and it's off.

For a commuter or distance travel, I'm thoroughly impressed with the cruise, radar, lane departure, and steering assist on the little car. I was very skeptical the first couple of months but I've been impressed.

Mine just came on all by itself. I didn't know what was going. Figured it out, toggled the switch on/off, it was off. Switch position didn't matter. Took it to the dealer, said it was working fine. Drove it, yep, it was off. Drove it fo a day or two and decided to turn it on, didn't work, said it was on.
I was ok with that, than two days ago it came back on, switch says it's off.

Im pretty sure they will figure it out, however I don't have a lot of faith in Kendall, and its doubtful any at the dealer really understand some of this stuff.

20K on the truck, so still under warranty, however in the long run I question the durability of some of these over the top electronics and the ability for them to get fixed when they are 10 years old and Toyota has moved on.


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One thing I've heard is that heat will kill turbos especially after being driven hard, like towing, and then shut off. The 2023 Colorado/Silverado have a 2.7 turbo but with an electric water pump so it can cool the turbo even when the engine is off. I'm certain GM used a cheap piece of crap but I applaud their thinking and will be curious if Toyota follows them.



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Originally Posted by Whiptail
One thing I've heard is that heat will kill turbos especially after being driven hard, like towing, and then shut off. The 2023 Colorado/Silverado have a 2.7 turbo but with an electric water pump so it can cool the turbo even when the engine is off. I'm certain GM used a cheap piece of crap but I applaud their thinking and will be curious if Toyota follows them.

I am sure every manufacturer has a water cooled turbo. What kills a Turbo is if the oil supply is cut off as it is spooling down.

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Originally Posted by Oldelkhunter
Originally Posted by Crow hunter
Originally Posted by JPro
...why is it that longevity is generally not the issue in turbo diesel engines, but is a sore spot with turbo gas engines?

There is no difference. A properly built turbo gas engine is capable of just as much longevity as a normally aspirated one. These people are substituting their opinions and biases as fact.


It's being built by Toyota, it'll last.

Last longer then another competing V6 most likely, but a turbo will not last as long as a normally aspirated motor anywhere especially compared to a Toyota motor. Are you that stupid that you think it will have the equal life of a turbo diesel? LMFAO

I am going out on a limb and say that I have owned way more Toyota vehicles then you have had, so there is no bias towards toyota.

You guys need to stop drinking before you post.

I'll go out on a limb and say you're an idiot in addition to being FOS.

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Originally Posted by Oldelkhunter
Originally Posted by Whiptail
One thing I've heard is that heat will kill turbos especially after being driven hard, like towing, and then shut off. The 2023 Colorado/Silverado have a 2.7 turbo but with an electric water pump so it can cool the turbo even when the engine is off. I'm certain GM used a cheap piece of crap but I applaud their thinking and will be curious if Toyota follows them.

I am sure every manufacturer has a water cooled turbo. What kills a Turbo is if the oil supply is cut off as it is spooling down.

Only a few have ELECTRIC water pumps and GM has the only trucks that I'm aware of that has them. I'm far from an expert but I agree that oil supply is also very important.



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Originally Posted by Whiptail
Originally Posted by Oldelkhunter
Originally Posted by Whiptail
One thing I've heard is that heat will kill turbos especially after being driven hard, like towing, and then shut off. The 2023 Colorado/Silverado have a 2.7 turbo but with an electric water pump so it can cool the turbo even when the engine is off. I'm certain GM used a cheap piece of crap but I applaud their thinking and will be curious if Toyota follows them.

I am sure every manufacturer has a water cooled turbo. What kills a Turbo is if the oil supply is cut off as it is spooling down.

Only a few have ELECTRIC water pumps and GM has the only trucks that I'm aware of that has them. I'm far from an expert but I agree that oil supply is also very important.
Need oil to the bearings on the turbo.


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Not allowing for a cool down idle period after running the engine hard, and driving the daylights out them them before the oil is up to temperature is what shortens the life of turbochargers, both gasoline and diesel engines. Reasonable care and frequent oil changes using good quality oil and filters will make them last. We service quite a few forced induction gas powered cars here with 250-300k+ miles on them with the original turbos on them. We see more issues with wastegate valve shafts and diaphragms wearing out than actual turbo failures, if the cars are maintained and treated properly.


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Originally Posted by badger
Not allowing for a cool down idle period after running the engine hard, and driving the daylights out them them before the oil is up to temperature is what shortens the life of turbochargers, both gasoline and diesel engines.

Yep, I'm very ginger with the go-pedal until I'm up to temp and always allow for at least a short cool-down, sort of depends on how I was just recently driving. Tow the 10K # dry camper, ~`5min idle cool-down. A highway drive with nothing hooked behind, maybe 15-30 sec of idle and then shut down.

I also think the warm-up/cool-down is what's going to be the long-term issue w/gasoline turbo vehicles. My buddy likes to joke that his wife's car's starter bendix is still spinning when she's a block down the road. A turbo of any sort isn't going to last long under that sort of operation.


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Originally Posted by horse1
Originally Posted by badger
Not allowing for a cool down idle period after running the engine hard, and driving the daylights out them them before the oil is up to temperature is what shortens the life of turbochargers, both gasoline and diesel engines.

Yep, I'm very ginger with the go-pedal until I'm up to temp and always allow for at least a short cool-down, sort of depends on how I was just recently driving. Tow the 10K # dry camper, ~`5min idle cool-down. A highway drive with nothing hooked behind, maybe 15-30 sec of idle and then shut down.

I also think the warm-up/cool-down is what's going to be the long-term issue w/gasoline turbo vehicles. My buddy likes to joke that his wife's car's starter bendix is still spinning when she's a block down the road. A turbo of any sort isn't going to last long under that sort of operation.

I used to remote start my F150 and some of the sounds those turbos make at startup are interesting to say the least.

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I think it is the same engine as the 2023 Highlander and NX350. So at least it has some real world testing.

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Some thoughts after rebuilding a turbo:

A turbo is another system that further adds to the complexity of any modern engine. The heat a turbo is subjected to when towing and the rpms they spin is quite extreme.

Any bit of dust, like what could easily get through a k&n type filter, will [bleep] up the compressor wheel. Air must be perfectly clean, always.

On break-in: Any sort of debris like manifold gasket material, tiny metal bits, carbon or rust falling off the insides cast iron manifolds,will degrade the turbine wheel.

With a turbo you have:
An intercooler and extra pipes, hose clamps and rubber boots where leaks could occur.

More bearings, seals hard parts.

Extra electrical sensors where problems could occur.

Blow-off valves with springs, things and rubber diaphrams. More electrical sensors as well.

Turbos rarely ever last as long as the engine. The entire system will eventually need a rebuild. The exauhst side fasteners exposed to such heat, can actually shear off inside the housings or at the exauhst manifolds, when you try to remove the turbo. Requiring a new replacements of the turbo or even a manifold, rather than a simple rebuild.

To reduce turbo lag, two smaller turbos are oftentimes used, adding extra cost when your warranty expires. More turbos, more piping, more parts, more cost.

Diesel or gas, it's just another system that will need attention.

V type engines, turbos can oftentimes be extremely difficult to get to. Whereas inline engines, they're usually more conveniently located.

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I try to always remote start my F150 before I walk up to it, both to let the HVAC start working and to let the engine/turbos warm up a bit extra.


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Originally Posted by mainer_in_ak
Some thoughts after rebuilding a turbo:

A turbo is another system that further adds to the complexity of any modern engine. The heat a turbo is subjected to when towing and the rpms they spin is quite extreme.

Any bit of dust, like what could easily get through a k&n type filter, will [bleep] up the compressor wheel. Air must be perfectly clean, always.

On break-in: Any sort of debris like manifold gasket material, tiny metal bits, carbon or rust falling off the insides cast iron manifolds,will degrade the turbine wheel.

With a turbo you have:
An intercooler and extra pipes, hose clamps and rubber boots where leaks could occur.

More bearings, seals hard parts.

Extra electrical sensors where problems could occur.

Blow-off valves with springs, things and rubber diaphrams. More electrical sensors as well.

Turbos rarely ever last as long as the engine. The entire system will eventually need a rebuild. The exauhst side fasteners exposed to such heat, can actually shear off inside the housings or at the exauhst manifolds, when you try to remove the turbo. Requiring a new replacements of the turbo or even a manifold, rather than a simple rebuild.

To reduce turbo lag, two smaller turbos are oftentimes used, adding extra cost when your warranty expires. More turbos, more piping, more parts, more cost.

Diesel or gas, it's just another system that will need attention.

V type engines, turbos can oftentimes be extremely difficult to get to. Whereas inline engines, they're usually more conveniently located.


I was watching a Ford Tech on Youtube describing some of the factors that destroy Ecoboost turbines. Ford has placed strainers in the turbo oil supply line. They will get packed full of carbon from cylinder blow by. Sayonara turbo

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I'm not really afraid of turbos on a gas or diesel engine. So long as the accesss is easy, and the maintenance isn't too crazy.

I've run plenty of turbocharged toyota 4wd's. My favorite, being a 12ht.

Raced a hemi-powered truck, night before a first nation's rodeo south of chetwynd BC. I was driving it back to Alaska. Mounties were in full force, as folks poured into chetwyn.

Got it over 100 mph on the straight stretches, stayed right on that dodge's a s s. He couldnt shake me.

until I looked in my rearview and saw a vehicle approaching from behind at a high rate of speed. Immediately slowed down to the speed limit and put on my nerdy perscription glasses.

The Japenese Domestic Import (jdm) hj-60 was all rusty on the hatch, from Japan salty air. Mountie caught up to me, dismissed my entire existence, and passed me. He caught up to that dodge, and turned on his Christmas tree lights.

I honked as I passed by.

Turbocharged toyota sleeper........


Nowadays, I would forgo all the latest toyota truck bllsht and just get a chevy half ton with the little inline six turbo diesel. The only real light-duty truck engine.

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I’ve got 205k on a 2015 expedition with a 3.5 ecoboost right now. Im act all in PA at a lax tourney with my daughters and brought the expo. So far the only mechanical issue has been a cam phaser. and plugs and coils but those are wear parts. I’m buying another ecoboost this summer I’m so happy with this one.


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Originally Posted by Oldelkhunter
Originally Posted by JPro
I never thought I'd say it, but I've become somewhat of a fan of turbo engines in recent years. Have only had two, but both put down the low to mid-range power that the larger displacement, natural aspirated engine options could not make. Fuel economy was a fair bit better too. Time will tell on durability, I suppose.


I had a F150 2016 ecoboost and loved it as well.


There is no question that the engine will not be as durable. These new engines are stressed to the max, low ring tension, turbos.

Yep, they for damn sure will not be as durable or reliable as a first gen Tundra. You guys can have them, if that is what turns your crank.


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I try to stick with the basics, they do so well. Nothing fancy mind you, just plain jane will get it done with style.
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Originally Posted by Oldelkhunter
Originally Posted by mainer_in_ak
Some thoughts after rebuilding a turbo:

A turbo is another system that further adds to the complexity of any modern engine. The heat a turbo is subjected to when towing and the rpms they spin is quite extreme.

Any bit of dust, like what could easily get through a k&n type filter, will [bleep] up the compressor wheel. Air must be perfectly clean, always.

On break-in: Any sort of debris like manifold gasket material, tiny metal bits, carbon or rust falling off the insides cast iron manifolds,will degrade the turbine wheel.

With a turbo you have:
An intercooler and extra pipes, hose clamps and rubber boots where leaks could occur.

More bearings, seals hard parts.

Extra electrical sensors where problems could occur.

Blow-off valves with springs, things and rubber diaphrams. More electrical sensors as well.

Turbos rarely ever last as long as the engine. The entire system will eventually need a rebuild. The exauhst side fasteners exposed to such heat, can actually shear off inside the housings or at the exauhst manifolds, when you try to remove the turbo. Requiring a new replacements of the turbo or even a manifold, rather than a simple rebuild.

To reduce turbo lag, two smaller turbos are oftentimes used, adding extra cost when your warranty expires. More turbos, more piping, more parts, more cost.

Diesel or gas, it's just another system that will need attention.

V type engines, turbos can oftentimes be extremely difficult to get to. Whereas inline engines, they're usually more conveniently located.


I was watching a Ford Tech on Youtube describing some of the factors that destroy Ecoboost turbines. Ford has placed strainers in the turbo oil supply line. They will get packed full of carbon from cylinder blow by. Sayonara turbo

One reason why most ford guys run the Coyote engines.


Originally Posted by raybass
I try to stick with the basics, they do so well. Nothing fancy mind you, just plain jane will get it done with style.
Originally Posted by Pharmseller
You want to see an animal drop right now? Shoot him in the ear hole.

BSA MAGA
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