why when starting up engin from cold the reves are hi then low hi low like shes going to cut out then when shes warm fine .? o

Asked by Apr 15, 2014 at 12:43 PM about the 2004 Mazda MAZDA6 4 Dr s Hatchback

Question type: Maintenance & Repair

1 Answer

125

idling sensor might be going bad or just need cleaned.

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