MX-6 L4-1991cc 2.0L DOHC (1993)
Mass Air Flow Sensor: Testing and Inspection
CAUTION:
^ Do not drop or subject sensor to sharp shocks.
^ Do not insert or allow anything in sensor.
1.
Unplug sensor connector. Remove sensor from vehicle.
2.
Check for obvious physical damage. Replace damaged sensor or re-install original.
3.
Disconnect PCME connectors. Install Mazda SST Engine Signal Monitor and Adapter (or aftermarket equivalents).
4.
Check voltage at terminal 2O (M/T) or 2L (A/T) under these conditions:
^ Ignition "ON" Engine Stopped: 1.0 - 1.5V
^ Engine Running: 1.5 - 5.0V
5.
If not as specified, replace sensor.