JapCarForum Car Manufacturers Lexus/Toyota Fuel injectors

Fuel injectors

Fuel injectors

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Andy_C
Junior Member
6
22-06-2024, 03:25 PM
#1
I'm looking into getting cheap power out of my standard IS200 so I'm considering looking for bigger injectors, but to do this I've got a few questions to ask.

1) What is the capacity of the standard injectors?

2) I know the ECU is self learning, so will it adjust to compensate for the extra flow of fuel like it does when you install a high flow air filter?



Thanks in advance. Andy
Andy_C
22-06-2024, 03:25 PM #1

I'm looking into getting cheap power out of my standard IS200 so I'm considering looking for bigger injectors, but to do this I've got a few questions to ask.

1) What is the capacity of the standard injectors?

2) I know the ECU is self learning, so will it adjust to compensate for the extra flow of fuel like it does when you install a high flow air filter?



Thanks in advance. Andy

Sparkystav
Administrator
14,683
22-06-2024, 06:54 PM
#2
You've got the wrong car for cheap power unfortunately.

The ecu will compensate a bit but no where near enough.

How much power you after?


Sent from my iPad using Tapatalk

OutlawJapClub Admin Team
Sparkystav
22-06-2024, 06:54 PM #2

You've got the wrong car for cheap power unfortunately.

The ecu will compensate a bit but no where near enough.

How much power you after?


Sent from my iPad using Tapatalk


OutlawJapClub Admin Team

Wayne
Senior Member
607
23-06-2024, 06:51 AM
#3
Would injectors on there own give you a noticeable difference?
Wayne
23-06-2024, 06:51 AM #3

Would injectors on there own give you a noticeable difference?

Andy_C
Junior Member
6
23-06-2024, 07:32 AM
#4
Sparkystav You've got the wrong car for cheap power unfortunately.

The ecu will compensate a bit but no where near enough.

How much power you after?


Sent from my iPad using Tapatalk

That's all I needed to know really. I'm not after a specific number just a bit more omph. As my car has done 170,000 miles I thought maybe the injectors could do with being changed and if they did then is it possible to go with bigger ones to get a bit more power.
Andy_C
23-06-2024, 07:32 AM #4

Sparkystav You've got the wrong car for cheap power unfortunately.

The ecu will compensate a bit but no where near enough.

How much power you after?


Sent from my iPad using Tapatalk

That's all I needed to know really. I'm not after a specific number just a bit more omph. As my car has done 170,000 miles I thought maybe the injectors could do with being changed and if they did then is it possible to go with bigger ones to get a bit more power.

Andy_C
Junior Member
6
23-06-2024, 07:35 AM
#5
Wayne Would injectors on there own give you a noticeable difference?

Probably not. I was thinking to change the injectors because they have done 170,000 miles and go for bigger ones because every little helps. But it seems the ecu wont alter the air fuel ratio enough to do it.
Andy_C
23-06-2024, 07:35 AM #5

Wayne Would injectors on there own give you a noticeable difference?

Probably not. I was thinking to change the injectors because they have done 170,000 miles and go for bigger ones because every little helps. But it seems the ecu wont alter the air fuel ratio enough to do it.

purplewitch
Posting Freak
3,953
23-06-2024, 07:40 AM
#6
Getting my injectors cleaned at £190k definitely made a noticeable difference to how mine idles and responds. It's not faster but it's a cleaner quicker smoother response for sure.

[SIGPIC][/SIGPIC] [COLOR="DarkOrchid"]That symbol on the side of my door.. Definition by FirebirdPhil 'Translated it means -
"try to overtake - go on give it a go I dare you......." [/COLOR]
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purplewitch
23-06-2024, 07:40 AM #6

Getting my injectors cleaned at £190k definitely made a noticeable difference to how mine idles and responds. It's not faster but it's a cleaner quicker smoother response for sure.


[SIGPIC][/SIGPIC] [COLOR="DarkOrchid"]That symbol on the side of my door.. Definition by FirebirdPhil 'Translated it means -
"try to overtake - go on give it a go I dare you......." [/COLOR]
I'm not an Outlaw; I'm a Poutlaw! Purple Supras are the bestest! I love purple .. a lot lot lot Smile
Follow us on Twitter and join us on Facebook

Sparkystav
Administrator
14,683
23-06-2024, 08:39 AM
#7
purplewitch Getting my injectors cleaned at £190k definitely made a noticeable difference to how mine idles and responds. It's not faster but it's a cleaner quicker smoother response for sure.

i was going to suggest the same thing! its not expensive to get them cleaned and can help with any sluggishness

OutlawJapClub Admin Team
Sparkystav
23-06-2024, 08:39 AM #7

purplewitch Getting my injectors cleaned at £190k definitely made a noticeable difference to how mine idles and responds. It's not faster but it's a cleaner quicker smoother response for sure.

i was going to suggest the same thing! its not expensive to get them cleaned and can help with any sluggishness


OutlawJapClub Admin Team

Wayne
Senior Member
607
23-06-2024, 11:25 AM
#8
What is the upgrade on ours? The ZZsomething from a Yaris?
Wayne
23-06-2024, 11:25 AM #8

What is the upgrade on ours? The ZZsomething from a Yaris?

Sparkystav
Administrator
14,683
23-06-2024, 12:04 PM
#9
Wayne What is the upgrade on ours? The ZZsomething from a Yaris?

1zzfe i think

OutlawJapClub Admin Team
Sparkystav
23-06-2024, 12:04 PM #9

Wayne What is the upgrade on ours? The ZZsomething from a Yaris?

1zzfe i think


OutlawJapClub Admin Team

Wayne
Senior Member
607
23-06-2024, 01:55 PM
#10
Yeah that sounds right
Wayne
23-06-2024, 01:55 PM #10

Yeah that sounds right

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