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International Automotive Technicians Network
2005 Mazda 3 i 2.0L Poor Idle Quality, Misfire
Posted to Asian Driveability on 4/12/2010 14 Replies

Car came in for rough idle when hot - we replaced leaking purge valve ( car had a lean code and po303). Customer picked up car and came back a week later with po303 - installed new plugs , #3 coil and did decarbon and throttle body clean . during long test dri...

14 Replies Received (View Replies)

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car Vehicle Data

2005 Mazda 3 i

VIN JM1BK12F85
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursHot, Idle

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed

car Vehicle Data

2005 Mazda 3 i

VIN JM1BK12F85
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursHot, Idle

Trouble Codes

P0303Cylinder 3 Misfire Detected