LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 1996 >> Legacy Postal, 2.2 3 >> Repair and Diagnosis >> Engine Performance >> Sensor Range Charts >> Engine Controls - Sensor Operating Range Charts >> Sensor Operating Range Charts >> Mass Airflow Sensor
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Mass Airflow Sensor

MASS AIRFLOW SENSOR VOLTAGE (1)

Application Volts
ECM Pin No. 5 & Ground (2)
Engine Off 0.0-0.3
At Idle 0.8-1.2
ECM Pin No. 47 & Ground (2)
Engine Off 0.0-0.3
At Idle 0.8-1.2
(1) For further testing, see TESTS W/CODES article.
(2) Connect DVOM between indicated ECM terminal and a good known ground.