Questions tagged [iac-valve]

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10
votes
2answers
745 views

Why Have More Than One IAC Type Device On an Engine?

I've had two Mazda's, a 97 323 and 98 626. On both these car's engines there was only a single IAC mounted on top of the throttle body, and no other device for adding air flow on the intake side. ...
8
votes
1answer
1k views

Rough idle only under load

I'm going to describe the symptoms with a very short history, some preliminary theories ( based on past work I've done on this car ), the data I've gathered and what, if any, conclusions I might draw ...
2
votes
1answer
2k views

Procedure for throttle body and idle air control replacement (ford ranger)

I'll be replacing the throttle body in my 2004 Ford Ranger (engine v6 3.0L vin-U, mileage ~ 130000) as the result of my previous post (see here Is hot desert weather the source of my recurring car ...