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Garage Articles & Guides   »   Featured Articles   »   Re: Celica FAQ    Page: 1 | 2 | (show all)

 
Posted by: LostAngel

I made this FAQ to help new and old members with commonly asked questions about the 7th generation celica. It consists of frequently used links, and also information.

Question: What are the differences between the GT and GT-S?
Answer: [celicahobby.com]

Question: What is lift?
Answer: The new 180 hp Celica GT-S (USA/CAN) now features the amazing VVTL-i engine developed by Toyota and Yamaha. Based on the standard 140 hp 1.8 VVT-i, the VVTL-i has both Variable Valve Timing and Variable Valve Lift. The latter is achieved by an extra cam lobe that is brought into play by the engine electronics via a hydraulic actuator.

Interestingly, Toyota have set up the system so that the extra power kicks in over 6000 rpm. The torque curve of a VVTL-i is almost exactly the same as a VVT-i up to that point and then suddenly, where the VVT-i begins to run out of steam and revs, the new engine develops a new lease of life producing the extra 49 bhp right through to its 8000 rpm redline.
...

The diagram below shows the two cams which are both always turning, and the hydraulic actuator that moves the 'Rocker Arm Pin' into place at a preset engine speed."

There is also an animation on lift at the following link: [toyota-europe.com]

Question: Is the celica fast?
Answer: No, it's not FAST. A Mustang Cobra, 350z, Supra, Camaro SS, and Trans-am are FAST.

Question: Then why the hell should I get a celica?
Answer: Because it is not slow either...It also has remarkable handling. It handles better than most of the cars listed above, and is awesome for Auto-X. The celica also has a very sexy interior and exterior.

Question: XXX, you are such a liar! How can you get a XX.X second quarter mile stock, when car and driver says its a XX.X second car?!
Answer: Because most car magazines, get the vehicle loaned to them. This means they have to treat it good, and not break it. So this in turn means, no redlining, and no hard shifts.

Question: I have a stock GT-S, and cannot get below 15.2 second quarter mile. Why is this?
Answer: Because you are either not launching right, shifting right, or not landing lift. Also, the 2002 has a lower rev-limiter, which causes higher times.

Question: How do I launch right?
Answer: Heres a guide: [www.celicahobby.com]

Question: How do I land lift?
Answer: In order to land lift, you must shift at an RPM that, when it lands on the next gear, is still in 'lift territory'. Our resident fast guy uses the following RPMS:

1-2 8350
2-3 8200
3-4 7800
4-5 8350


Question: I just bought a new GT-S, because I hear they own GT's, but I lose to them on the Auto-X track? WTF? 180 hp > 140 hp
Answer: The GT-S only owns the GT on the straight line, and at braking. The reason you are losing is because the GT has better torque/horsepower curve down low. The GT-S excels at the Higher RPMS. During Auto-X, your car usually stays in the lower RPMS, making the GT-S' lift useless.

Question: You celica guys dont know what your talking about, the Acura RSX-S has 20 more horsepower than the GT-S, making the RSX-S faster than the GT-S.
Answer: In actuality, the RSX-S does not have 20 more 'real' horsepower. Car manufacturers use 'crank' horsepower on their ratings. That number is useless, what you really want to know is the Horsepower that actually gets to the wheels. The GT-S says it has 180 hp, when it only gets 160 hp to the wheel. The RSX-S says it has 200 hp, when it only gets 165 hp to the wheel. So in reality, the RSX-S only has 5hp to the wheel more. You must also take into account a VERY important factor. This factor is weight. The GT-S weighs around 2500 lbs. The RSX-S on the other hand, weighs around 2800 lbs. That 5hp more, does not make up for being 300 lbs heavier.

Question: What exhaust is right for me?
Answer: It depends on what you want, the Kazuma gives the best gains, but is not street legal. Most people like to go with TRD and Tanabe Super Racing Medallion (TSRM). The TRD gives about .2hp more than the TSRM, but a lot of people like the nice deep sound of the TSRM more.

Question: What Intake is best for me?
Answer: Most people go with Injen or AEM, others good ones are RMM and Blitz. AEM gives gains in the lower RPMS, Injen gives gains in the higher RPMS.

Question: I just installed an Intake, and now I am getting a check engine light (CEL).
Answer: Did you install everything right? Make sure all the vaccuum tubes are connected right? Did you try resetting your ecu?

Question: How do I reset my ECU?
Answer: To reset your ECU, you must unplug your negative on the battery. Most people suggest around 15 minutes.

Question: I still have the CEL!
Answer: Try cleaning your Mass Air-Flow Sensor (MAFS) with rubbing alcohol and a q-tip. Be cautious though, this thing is easy to damage...and expensive to replace.

Question: I saw this ebay Intake called 'Super Blaster Celica Supra Civic Sunfire Prelude' Intake on ebay for $50. I will just get that.
Answer: You get what you pay for...

Question: I just bought this chip from ebay called the 'RamChip'. It says I will get 60hp! I cant wait.
Answer: Sorry, but you just wasted your money. The ebay chips do not work. They are piggyback chips, which means they connect to the stock ECU. The stock ECU has failsafes in it, that reset any changes caused by the new chip.

Question: Are there any chips available that work?
Anwer: Yes, the Apexi PFC. There is a nice writeup by lucky_317 on the chip, he has it. The link is here: [celicahobby.com]

Question: What is rice?
Answer: It depends who you ask, but most people say the following are rice: Neons, Chrome TailLights, Fartcan exhausts, cheesy graphics, re-badging your car to something it isn't (ex: Putting a GT-R on your civic).

Question: Are celicas rice?
Answer: No, just because something is made in japan, doesn't make it rice.

Question: I just beat an NSX with my Celica GT-S!
Answer: No you didn't, please do not post false comments on ecelica. The people here are not dumb.

Question: Yes I did..
Answer: Then show a timestamp at the track showing you won. Though anything can happen on the street, chances are the NSX owner wasnt trying when you 'beat' him.

Question: I have a question that has not been answered yet.
Answer: Please use the search command first. Many questions have been answered already, so just search for it. The search page is here: [celicahobby.com]

This FAQ was written by Brandon 'LostAngel' Eckert (c) 2004, with information found on http://www.celicahobby.com
Quotes, have the user I got them from's username included.

 
Posted by: DiabloGTS (Jameson)

Mustang GT and a GTS are roughly the same speed.

Not fast...

Cobra is fast, 12's stock

 
Posted by: vondutchguy

350z isnt fast... other then that good job

 
Posted by: RookieGTS

Damn! lost angel good ass post, i learned a thing or two just now. Now when i talk to my friends about my car, i really really know what the hell im talking about lol!

 
Posted by: Lucky_317 (Mike)

Quote:
Originally posted by XplodCelica0708:
very nice...lot of time went into this

sticky


most of it not his ha ha

glad you actually listen brandon

 
Posted by: slidr (Mark)

Quote:
Originally posted by DiabloGTS:
Mustang GT and a GTS are roughly the same speed.

Not fast...

Cobra is fast, 12's stock
I'd consider a GT Mustang fast, at least a lot faster than the Celica.

 
Posted by: Lucky_317 (Mike)

Quote:
Originally posted by slidr:
I'd consider a GT Mustang fast, at least a lot faster than the Celica.


I hate to admit it cause I'm an avid ford hater but all things equal the stang will win

 
Posted by: slidr (Mark)

Quote:
Originally posted by Lucky_317:
Quote:
Originally posted by slidr:
I'd consider a GT Mustang fast, at least a lot faster than the Celica.


I hate to admit it cause I'm an avid ford hater but all things equal the stang will win
Join the club.

I mean don't get me wrong, I'm sure that quite a few Celicas out there can take a GT Stang (of the newest gen.), but you look at how much you spent on getting the Celica that fast, dump that much into the GT, and he's a second or two faster.

 
Posted by: LoFlyer (Ken)

Best post that I have read yet. Many thanks on some dumb questions. One big question that I have is how high can I rev a stock GTS engine. I have about 3000 miles on it. I saw that our residant fast guy recommends shifting at 8350 from 1st and 5th gears. Can the stock GTS go that high infrequently. Say maybe once a week? I would sure hate to ruin my engine, but I would really like to find out if this stuff works! Many thanks, KenC

 
Posted by: slidr (Mark)

Should be fine as long as you don't mis-shift, and as long as you regularily lubricate the engine.

 
Posted by: Lucky_317 (Mike)

I take mine to 8600 rpms several times daily and numerous track days w/ no problems so far. you just have to make sure you take care of your car. I change my oil every 2,000 miles w/ full synthetic.

 
Posted by: LoFlyer (Ken)

Thanks guys, one more question. Why does the variable lift wait until 6000 rpm's to kick in. I would love the power to kick in at lower rpm's. Is there something inherent to the engine that prevents the variable lift kicking in at lower rpm's. Do the FC units kick the variable lift in at lower rpm's? Thanks KenC

 
Posted by: LostAngel

It kicks in at that RPM because thats the lowest RPM it can be, and make good gains. Yes, the PFC can change your lift point, but most people leave it be, or even makes the lift point higher to get more power. The PFC can also change your revlimiter.

PS, thanks greg.

 
Posted by: LoFlyer (Ken)

Thanks! I'll be quiet now....

 
Posted by: LostAngel

Quote:
Originally posted by LoFlyer:
Thanks! I'll be quiet now....

haha, why? Ecelica = place to learn.

 
Posted by: LoFlyer (Ken)

Don't want to be like the geek in class asking all the questions. On the other hand, this is like class, and my wife thinks I'm geeky... Thanks for the answers, KenC

 
Posted by: NorwayGT (Christian)

good post

 
Posted by: LoFlyer (Ken)

You can learn a lot from a geek, you just have to have a lot patience!!

 
Posted by: LostAngel

I was trying to tell my friend, that has no idea what lift was....he kept thinking the car lifted like the muscle car in fast and the furious...

 
Posted by: vondutchguy

that would be amazing if our cars could do that lol but yeah the best way to learn something is to ask if you dont know. for the most part people wont flame you no matter how "dumb" the question is. now that this is a sticky hopefully most newcomers can find out their questions here with out having to do alot of searching.

 
Posted by: jyboygenius

Sweet post. I have qualms about the "rice" issue though....most people tend to say rice to any visual changes. Engine work is Tuned.

Maybe an ideaon a next post: try a "shopping list" of aftermarket parts to get. Or try an order or parts to get (ie first thing is CAI, then this, then that...) to create a "fast" celica. Just an Idea.

 
Posted by: Lucky_317 (Mike)

Quote:
Originally posted by LostAngel:
It kicks in at that RPM because thats the lowest RPM it can be, and make good gains. Yes, the PFC can change your lift point, but most people leave it be, or even makes the lift point higher to get more power. The PFC can also change your revlimiter.

PS, thanks greg.


ah, young grasshopper you have much to learn
==================================================

There's a very good reason why nobody has lift before 6,000 N/A and 5800 F/I. You lose way too much power.
stock lift kicks on around 6200 rpms.

what we've been able to do was pull enough power before lift that you really dont notice the transition. it's a work around for not being able to engage lift sooner.
you wouldnt really want lift to kick on later

you can raise the rev limiter but not by much. we use 8600. however you only shift that high for the 1-2 & 2-3 shifts.

it's not a mod for beginners or people who dont plan on putting the effot into getting it fine tuned correctly.

 
Posted by: Lucky_317 (Mike)

Quote:
Originally posted by jyboygenius:
Maybe an ideaon a next post: try a "shopping list" of aftermarket parts to get. Or try an order or parts to get (ie first thing is CAI, then this, then that...) to create a "fast" celica. Just an Idea.


thats a hard one cause everyone has their own opinion.

not to mention driver skill determines how "fast" your car will be

 
Posted by: LostAngel

Quote:
Originally posted by Lucky_317:
Quote:
Originally posted by LostAngel:
It kicks in at that RPM because thats the lowest RPM it can be, and make good gains. Yes, the PFC can change your lift point, but most people leave it be, or even makes the lift point higher to get more power. The PFC can also change your revlimiter.

PS, thanks greg.


ah, young grasshopper you have much to learn
==================================================

There's a very good reason why nobody has lift before 6,000 N/A and 5800 F/I. You lose way too much power.
stock lift kicks on around 6200 rpms.

what we've been able to do was pull enough power before lift that you really dont notice the transition. it's a work around for not being able to engage lift sooner.
you wouldnt really want lift to kick on later

you can raise the rev limiter but not by much. we use 8600. however you only shift that high for the 1-2 & 2-3 shifts.

it's not a mod for beginners or people who dont plan on putting the effot into getting it fine tuned correctly.

Thanks for the correction, I could have sworn you or illusive said people with the PFC raised the lift point to a higher RPM for some reason, or just left it be. Thanks for the heads up though.

 
Posted by: Lucky_317 (Mike)

nope lowered it to kick on at 6,000 and kicks off at 5800

 
Posted by: LoFlyer (Ken)

What is the stock rev limiter set at by the factory on the 04 GTS? I have been afraid to push it past 8000 cause I've got a new engine, and am not going to push it past the stock rev limiter for a while. PS Drove my buds STI (340 hp on the dyno) and man, does it make the Celica look weak on acceleration. But we have it all over him in the handling department. I like the interior better in the Celica and no one can deny the Celica's great looks. For 32 grand I would of expected a nicer interior and better looks. Apparently a lot of money was spent on lowering the weight, but it makes the interior feel a tad cheap. Thanks, KenC

 
Posted by: Lucky_317 (Mike)

um ok.

fuel cut off is 8400 rpms. Once your engine is broken in its safe to go there

 
Posted by: TypeRd00d Picture Picture Attachment

Back to the Celica GT-S vs. RSX Type-S argument. I've been wondering one thing - does the GT-S respond to minimal mods as well as the Type-S does?

From Club RSX:
before:
spoon drop in filter
catback
spoon header

after:
ITR CAMS
ITR Intake mani
injen CAI
Hondata ITR flash
Hondata gasket

Attachment

 
Posted by: LoFlyer (Ken)

Thanks guys. See y'all next week!

 
Posted by: Lucky_317 (Mike)

considering we dont have cams available and there is no viable header option at this point the answer is who knows.

looks to me like they peaked at 205 ish whp ?? I don't have a header and I'm up over 180 so it sure looks porportional so far you also have to remember we weigh less so it all evens out in the end

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