Idle problem

Livinloud11

New Member
Hey guys, I have a 95 civic with a d16z6. Every morning or after a few hours of sitting I go to start my car when it cools down or is cold and it idles up and down. Ive replaced the IACV twice, bled the coolant a TON, and cleaned the FITV. I can't figure it out, I have a cel code but I can't figure out what it is because when I try to jump the ecu plug nothing happens. I have honestly no clue what it could be. After its warm its fine though.
 

RonJ

Banned
If you reset the ECU, does the CEL now remain off?

Have you tested the ECT sensor and the TPS?
 


Livinloud11

New Member
For anyone who cares I fixed my problem a while back, I had to take the Fast idle thermo valve off completely, unscrew it, clean it out and screw it ALL the way back in. Now no more idle surge when its cold.
 

203CT

Slow But Not Low
Registered VIP
5+ Year Member
For anyone who cares I fixed my problem a while back, I had to take the Fast idle thermo valve off completely, unscrew it, clean it out and screw it ALL the way back in. Now no more idle surge when its cold.
Nice glade u fixed it
 




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