Originally Posted by
Bad4life2000
I have a 00 si with the stock b16 in it when i come out in the morning and start the car the car idles at 1500rpm then when it warms up it goes back to stock idle between 550-700rpm what can cause my rpm to be so high when i start the car. Thanks
bro,its supposed to do that. the car idles higher when cold to warm up the car faster. Your car is acting normal