MX-5 Miata L4-2.0L (2008)
Air/Fuel Mixture: Testing and Inspection
Idle Mixture Inspection
1. Verify that the idle speed and ignition timing are within the specification.
2. Insert an exhaust gas analyzer to the tailpipe.
3. Verify that the CO and HC concentrations are within the regulation. If there is malfunction, refer to ENGINE SYMPTOM
TROUBLESHOOTING.
Idle mixture
HC concentration: Within the regulation
CO concentration: Within the regulation