Car Problem Reports
Mazda 626 Stalling and low engine idle due to bypass air control valve failure
Mazda 626 Problem
Engines Affected: 2.0L 4 Cylinder, 2.5L V6
The "Bypass Air Control Valve" can fail causing a low engine idle and possibly stalling.
Visitor, 1997 Mazda 626, 2.0L 4 Cylinder, 68,500 mi
Runs great cold.... very rough idle when in gear warm ~500RPM- shift to neutral.. all is ok