Idles rough at a stop in gear.but if you ease up just little on the break it smoothes out press down on break pedal idles rough it doesn't stall of

Asked by Sehyde Dec 21, 2016 at 05:19 PM about the 2002 Mazda 626 LX

Question type: Maintenance & Repair

1 Answer

35,335

Try disconnecting vacuum hose going to brake booster unit and cap it off. (DO NOT TRY TO DRIVE IT, brakes will not work during this process) If it works normal, check for vacuum leak on the brake booster unit or replace it.

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