rev limiter F22B1
i have an automatic 96' accord with the f22b motor, its vtec for sure, but it wont let me go pass 5k rpm, i have a k&m intake, i wanna know if my car has a rev limiter or something, at first i though maybe cuz my car is automatic it wuz normal for the computer not to let it go pass 5k rpm until i took my grandma's automatic hyundai accent all the way up to 7k when the redline is 6500rpm, also i wanna know if putting a "high performance ship" would do any good, please answer im trying to fix up my car but im trying to find out if its worth it (motor is in great condition, runs like new but its kinda slow)
Are you revving it in neutral or while your driving? Is your Check engine light on? (CEL)
Oh BTW your engine is not kinda slow. It's your automatic transmission and the 1360kg/2999lb car it's in that makes it slow.
• Ditch the Auto transmission if you want to keep your car and add power
• No an ebay chip will not help you in any way.
• A dyno chipped and tuned ECU or EMS is the way to go, once you loose the A/T and do some power adders like a cam/intake & exhaust.
Oh BTW your engine is not kinda slow. It's your automatic transmission and the 1360kg/2999lb car it's in that makes it slow.
• Ditch the Auto transmission if you want to keep your car and add power
• No an ebay chip will not help you in any way.
• A dyno chipped and tuned ECU or EMS is the way to go, once you loose the A/T and do some power adders like a cam/intake & exhaust.
no i mean my engine wont go pass 5k rpm while im driving it would kinda get stuck on 5k and then shift to the next gear, i honestly dont hear the vtec engaging but then again i dont know when is it supposed to engage, and my CEL is not on, i even took it to the mechanic and they said everything is fine with the car, and my tach is not off, i would love to get rid of the A/T but i think it would be too much trouble so is there a way to get a dyno chipped and tuned ECU or EMS wiht my A/T and would it make a difference? oh btw thanks for all the replies they have been really helpful
i have installed a k&n intake but honestly it doesnt make much of a difference, my car goes up to 108mph prob top speed but acceleration just isnt there, ive had a hard time beating my friends 1999 dodge neon which is stock and he had like 3 people in the car and he has a stock engine, and thats the only race i actually won cuz i raced my friend's stock 99 eclipse rs and lost, vs altima 4 cyl (Lost) vs camry 4 cyl (lost) so i somehow feel like my car should be faster i feel like something is missing or something cuz all those cars were automatic and stock and in paper slower than my car cuz they are heavier
when was the last time u check the tranny fluid??...might be low and causing it to shift at different points
i know thats sounds weird but ive seen it on civics anyways...
i know thats sounds weird but ive seen it on civics anyways...
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Go to autozone and have them run their free obd1/2 reader to see if it gets any results. you should hear/feel vtec kick in around 3200 in an auto trans...well that's where it hits on my mom's 98 accord anyway. if you don't hear/feel it, then read up on bad vtec solenoids. idk if a bad solenoid would decrease your shift point by 1k rpm tho... sry if that wasn't much help
EDIT: i have a feeling it's going to be a bad sensor...now which one is it? lol
Last edited by accord_raffi; Feb 28, 2009 at 06:12 PM.
i have a f22b and i have my check engine light on but its bcuz my egr valve is down nd bcuz my vss is down to but i do not feel vtec engage nor hear it nd i was wondering if any of u new at wat rpm does my engine pop into vtec
The F22B doesn't pop into VTEC. However, VTEC will usually engage between 2300 & 3200 RPM as long as certain conditions are met. It will not engage as long as your VSS is down. Vehicle speed (VSS) is one of the conditions that has to be met for VTEC to engage.
I know this is 2010 thread but yes all SOHC vtec's are supposed to bang in just like any other vtec. As long as oil pressure is high meaning no leaks, all good electronics it should bang in at 4,900rpm. There's also a oil control orfice o-ring under the rocker arms to replace. Plus cleaning rocker vtec oil valley and vtec oil control solenoid and gaskets. It should pull a lot stronger than these turds running like 2 to 3 Inch exhaust raping power up top. Also 3" intake kills the power. My vtec limits f22b1 at 4,900-5,200 still trying to fix it. Replaced and cleaned the solenoid, fresh oil, fresh plugs, fresh synthetic 75w90 gear oil, no CEL and no VTEC... It seems like its warming up all the time maybe... It could be a temp or oil sensor. Like this
And This
Neither of those videos show a stock F22B1 banging into VTEC! The stock VTEC in a SOHC F22B1 is not the same as in the DOHC engines.
The stock crossover is set to engage between 2300 and 3200 RPM. Anything higher than that is not stock. On a stock cam setting it to 4900rpm will surely BANG it in. Only because you are holding back an extra 2krpm on the second intake valve fully opening up. Good way to make a lot of noise in lower RPM though.
Take a look at the F22B1 camshaft lobes and rocker setup and you'll see what I mean!
Now as far as aftermarket F22B1 camshafts, Yes VTEC can be very aggressive! All depends on how much you want to spend!
The stock crossover is set to engage between 2300 and 3200 RPM. Anything higher than that is not stock. On a stock cam setting it to 4900rpm will surely BANG it in. Only because you are holding back an extra 2krpm on the second intake valve fully opening up. Good way to make a lot of noise in lower RPM though.

Take a look at the F22B1 camshaft lobes and rocker setup and you'll see what I mean!
Now as far as aftermarket F22B1 camshafts, Yes VTEC can be very aggressive! All depends on how much you want to spend!
Last edited by GhostAccord; Nov 26, 2015 at 10:26 AM.
yeah i was about to say... stock f22b1 doesnt "bang" into vtec at 4900... it crosses over around the 2500 mark... plus the vtec in the F22b1 is the economy vtec and ive read is only on the intake side of the cam, not exhaust too like the DOHC motors... so it wont engage as "hard" as the DOHC motors will... as far as ur engine not going past 5k RPMS... well for one it doesnt make power past that really... the powerband goes down after 5500 for HP and 4500 for TQ... i did auto to manual swap on my F22B1 and it pulls up to about 5k rpms then kind of falls on its face and slowly goes to 6k before limiter... the F22b1 is just not a high revving motor like the DOHC ones... you cant run it up to 8k RPMs... but youre in an auto so you shouldnt be trying to
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