ok i got an IDLE problem with my 1985 crx
when i first turn it on in the morning it will rev at 2k rpms wich is normal to warm up
but then when it warms up to a certian degree it will rev between 1 and 1.5k rpms
is it have to do something with a MAP sensor or what im cant figure it out plz help and reply

 

any ecu codes??

 

ecu codes?
not sure

 

If it revs between those two numbers (goes up and down) then check for a leak. Get some carb cleaner and spray the hoses, see if you spot a leak.