Airflow Meter: Non-Supercharged

Turn ignition off. Disconnect electrical connector from airflow meter. Note airflow meter terminal identification. See Fig 1 and Fig 2.
Using ohmmeter, measure resistance between specified terminals. See AIRFLOW METER RESISTANCE SPECIFICATIONS table. Replace airflow meter if resistance is not within specification.

Fig 1: Identifying Airflow Meter Terminals (Supercharged)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Identifying Airflow Meter Terminals (Non-Supercharged)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Checking Airflow Meter Operation (Supercharged)

AIRFLOW METER RESISTANCE SPECIFICATIONS

Application & Terminals			Ohms
Supercharged
E2-THA
-4°F (20°C)			10,000-20,000
32°F (0°C)			4000-7000
68°F (20°C)			2000-3000
104°F (40°C)			900-1300
140°F (60°C)			400-700
Non-Supercharged,
E1-FC
Measuring Plate Fully Closed			No Continuity
Measuring Plate Other Than Closed			0
E2-VC			200-400
E2-THA
-4°F (20°C)			10,000-20,000
32°F (0°C)			4000-7000
68°F (20°C)			2000-3000
104°F (40°C)			900-1300
140°F (60°C)			400-700
E2-VS
Measuring Plate Fully Closed			200-600
Measuring Plate Fully Opened			20-1200