Mass Airflow (MAF) Sensor
WARNING: This page is about a different car, the 1996 Mercury Villager and 1995 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.
Faults in MAF sensor or circuit should set a service code. See QUICK TEST in TESTS W/CODES article. If no service code has been set, see CIRCUIT TEST MAF in TESTS W/CODES article for sensor and circuit testing.