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Old 06-27-2007, 01:56 PM   #1
Pavel Olavich
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Drives: 2007 Yaris LB
Join Date: Mar 2007
Location: Orange County, Calif
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Originally Posted by Pars View Post
Automatic transmissions tend to burn through the brake-pads more quickly when compared to a manual transmission. Reason being, driver's with standard transmissions can better utalize engine braking, while the Automatic is packed full of moving gears that will need braking force to bring them to a stop.

It's just a matter of time before the manufactors do-away with the mundane alternator and use hybrid technology to subsitute. This will give the engine one less thing to do, insted of using some of it's horses to run all the electrical stuff (like steering and gas pedal).

I've got 63,000km on my manual 5spd liftback and am still riding on the orginal brake pads. They're overdue for an inspection, but considering that they're not squeeling, I'm sure they're still fine.

(1) Auto Trannies can also use engine braking, without any damage to the engine or tranny. Engine braking is not just for manuals.

(2) Our 2007 Yaris engine does not drive the steering pump.
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Old 06-27-2007, 06:47 PM   #2
Edd
 
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Originally Posted by Pavel Olavich View Post
(1) Auto Trannies can also use engine braking, without any damage to the engine or tranny. Engine braking is not just for manuals.
Very true, however, a clutch is a direct engagement, and when in good condition, transfers rotation 100% either way. A torque converter transfers close to that from the engine to the wheels, but only a small proportion for wheels to engine (20%?). Think about it, if it didn't do that, then in many situations the engine would stall.
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Old 06-27-2007, 11:04 PM   #3
Pars
 
Drives: 07 Yaris Liftback
Join Date: Aug 2006
Location: Toronto
Posts: 418
Quote:
Originally Posted by Pavel Olavich View Post
(1) Auto Trannies can also use engine braking, without any damage to the engine or tranny. Engine braking is not just for manuals.

(2) Our 2007 Yaris engine does not drive the steering pump.
I don't recall saying that Auto's don't utilize engine braking, nor did I say engine braking would cause damage. And, where does the electricity to run the electric steering come from? If it was a hybrid car, it might come from regenerative braking, which isn't the case for a regular car.

"Automatic transmissions tend to burn through the brake-pads more quickly when compared to a manual transmission. Reason being, driver's with standard transmissions can better utalize engine braking, while the Automatic is packed full of moving gears that will need braking force to bring them to a stop.

It's just a matter of time before the manufactors do-away with the mundane alternator and use hybrid technology to subsitute. This will give the engine one less thing to do, insted of using some of it's horses to run all the electrical stuff (like steering and gas pedal).

I've got 63,000km on my manual 5spd liftback and am still riding on the orginal brake pads. They're overdue for an inspection, but considering that they're not squeeling, I'm sure they're still fine."
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