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Another Idle question...


91civichatch2571
09-29-2003, 02:22 PM
After I run my car for a while, when I stop at a stop sign or even just have the car in neutral, the idle will be way up at 1,500 then drop off to like 800 then go right back up to 1,500 and keep doing it over and over. Also, on another topic, after my car sits for a while (turned off) it cranks a while when I try to start it, like it needs to build up fuel pressure. Do you think im losing fuel pressure when its turned off? Something wrong with the pump maybe?

crxlvr
09-29-2003, 03:02 PM
well for your starting problems, thats your main relay going out, replace that and you'll be fine.

as far as the revving, id say its your TPS sensor in your dizzy, the whole dizzy needs to be replaced cuz honda doesnt sell those seperatly.

91civichatch2571
09-29-2003, 04:40 PM
Im sure you meant the throttle body not the dizzy but yea, that might be it. But I thought that either the main relay worked or it didnt, I didnt know it could be "going bad". Im gonna check that fuel pressure thing tomorrow though. Thanks for the reply

Setanta
09-29-2003, 05:35 PM
TPS or also the Fast Idle Valve, but I'm going with TPS on this one. Fuel pressure: if it was an issue then the engine wouldn't start - always check the electricals before the mechanicals. It's usually electrical that gives out.

tylercrx
09-29-2003, 06:53 PM
i have the same problem and im pretty sure its the EACV or TPS. anyways, where could we buy a TPS and where is this sensor located in the car? thanks.

tylertime
10-19-2003, 10:11 PM
ok the tps is semi-perminently screwed right to the drivers side of the TB. it shouldn't really be removed!! you need to get a whole new TB and stick it on. eacv is directlky behind the TB. those can be replaced and or adjusted/cleaned up.

Jay eS Iye
02-18-2004, 10:06 PM
hey 91civichatch2571, did you ever fix those problems? mine is having those exact problems, the idle surging and the cranking a while just to start. so what did you do?

91civichatch2571
02-18-2004, 11:27 PM
hey 91civichatch2571, did you ever fix those problems? mine is having those exact problems, the idle surging and the cranking a while just to start. so what did you do?
Changed throttle bodies, im pretty sure it was the tps. never figured out the fuel problem though, it seemed to just work itself out over time. wierd...

Setanta
02-18-2004, 11:36 PM
Definitely the TPS then :)

Jay eS Iye
02-19-2004, 08:00 AM
so should i look for a new TB or can i change out the TPS? also, are there any TB's i can use from other cars that would be any better?

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