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1999 Mazda Miata 10th Anniversary 1.8L Poor Idle Quality, Misfire
Posted to Asian Driveability on 3/2/2017 11 Replies

This car came in with a check engine light on and a P0300 Random Misfire fault code stored. No other faults are stored. The misfire can be felt only at idle and the fault always returns whenever it's cleared. The ignition coil, all spark plugs, spark plug wire...

11 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

1999 Mazda Miata 10th Anniversary

VIN JM1NB3536X
Engine1.8 L / 4 cyl / GAS
Trans6-speed Standard
DeliveryFuel Injection / PORT INJECTION
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

1999 Mazda Miata 10th Anniversary

VIN JM1NB3536X
Engine1.8 L / 4 cyl / GAS
Trans6-speed Standard
DeliveryFuel Injection / PORT INJECTION
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected