Mass Air Flow (MAF) Sensor
WARNING: This page is about a different car, the 1995 Mazda B4000, 1995 Mazda B3000, and 1995 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Faults in MAF sensor or circuit should set a service code. See appropriate TESTS W/CODES
article.
Visually check MAF sensor for damage. Connect New Generation Star scan tester to data link connector. Select PID/DATA monitor. Select MAF sensor. Replace sensor if voltage readings are not as specified. See MAF SENSOR VOLTAGES table.
MAF SENSOR VOLTAGES
| Condition | Voltage |
|---|---|
| Ignition ON | 0 |
| Hot Idle | .9 |
| Driving 30 MPH (48KM/H) | .8-1.6 |
| Driving 55 MPH (88KM/H) | 1.8-2.5 |