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1999 Mazda Miata 10th Anniversary 1.8L Poor Idle Quality
Posted to Asian Driveability on 8/10/2007 7 Replies

Customer states the engine lacks power during acceleration. Hooked up Modis. No codes found. Feels like a restricted exhaust or retarded ignition timing. Checked the exhaust back pressure. Back pressure approx 2-3 psi. This vehicle is distributor-less. Check t...

7 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1999 Mazda Miata 10th Anniversary

VIN JM1NB3535X
Engine1.8 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways
Message Closed w/FIX

car Vehicle Data

1999 Mazda Miata 10th Anniversary

VIN JM1NB3535X
Engine1.8 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways