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Old 04-04-2009, 11:35 PM   #1
TEHxFALLEN V1.2
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Here is what I know about cable throttle bodies vs drive by wire systems:

Cable throttle:
-Very responsive and has been used for many decades.
-Connected to the gas peddle by a series of pulleys.

Drive by wire:
-Smooth acceleration.
-There is also noticeable lag when you press on the gas peddle because the computer has to tell the ECU how much the throttle has to open; not as quick as good 'ole cable throttle.
-Take a look at the gas peddle on a Yaris. Notice anything? There is a box to which a peddle sits in, connected to some electronics which lead to the ECU.
-When you drive over some speed bumps and you press on the gas peddle a little bit, the car wouldn't jerk or move violently in the event of sudden acceleration. This is meant for driving comfort.
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Old 04-05-2009, 01:20 AM   #2
Parmas
 
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Quote:
Originally Posted by TEHxFALLEN V1.2 View Post
Here is what I know about cable throttle bodies vs drive by wire systems:

Cable throttle:
-Very responsive and has been used for many decades.
-Connected to the gas peddle by a series of pulleys.

Drive by wire:
-Smooth acceleration.
-There is also noticeable lag when you press on the gas peddle because the computer has to tell the ECU how much the throttle has to open; not as quick as good 'ole cable throttle.
-Take a look at the gas peddle on a Yaris. Notice anything? There is a box to which a peddle sits in, connected to some electronics which lead to the ECU.
-When you drive over some speed bumps and you press on the gas peddle a little bit, the car wouldn't jerk or move violently in the event of sudden acceleration. This is meant for driving comfort.
THanks for your reply it is something that I didn't consider.

So if I consider to upgrade to cable throttle what parts exactly I need and how can I know if the ecu supports this feature?
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Old 04-06-2009, 12:34 PM   #3
CASTREX
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Quote:
Originally Posted by Parmas View Post
THanks for your reply it is something that I didn't consider.

So if I consider to upgrade to cable throttle what parts exactly I need and how can I know if the ecu supports this feature?
You already have the throttle by cable!!!
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