Just let the car warm up it then idles fine. I usually drive it slow first 8 minutes then its fine.
- posted
5 years ago
99 Miata Idle problem
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- posted
4 years ago
first 8 minutes then its fine.
Also see miata.net for potential reasons for idle problems. There is an idle-adjust screw, but adjusting it is a tricky business because you are fighting the ECU which also wants to fix the idle. You need to disable to ECU to set the screw correctly.
Leon