1990 Honda Accord Idle fluctuation
On Nov 20, 10:28 am, "Elle" >
wrote:
> A strong candidate: Top off and monitor the cooling system. It cools certain engine
> control sensors. If they are not fully immersed, then the wrong signal gets sent to the
> engine control computer.
>
> You should do a proper purge of air from the system as well, though its said over time the
> air will vent itself. I prefer going through the roughly half-hour, fairly easy, idle
> purge procedure described in the owner's manual and Factory Service manual.
>
The coolant system is working properly. Any other ideas?
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