Quote:
Originally Posted by Draco-REX
Normal. Every car I've ever owned with a vacuum brake booster will see an idle dip if the brake is pumped quickly. You're just messing with the vacuum in the intake when you do that which distorts the MAP readings. Don't worry about it. There's no need to rapidly pump the brake pedal at idle.
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so this would explain the phenomenon of idle dropping to 500 when i come to a quick stop then? maybe?