Airflow Meter
Turn ignition off. Unplug wiring connector from air- flow meter. Note terminal identification. See Fig 2. Use ohmmeter to measure resistance between specified terminals. See AIRFLOW METER RESISTANCE SPECIFICATIONS table. Replace airflow meter if not within specification.
AIRFLOW METER RESISTANCE SPECIFICATIONS
| Terminals | Ohms | |
|---|---|---|
| E2-Vc | 200-400 | |
| E1-Fc | ||
| Measuring Plate Fully Closed | No Continuity | |
| Measuring Plate Other Than Closed | 0 | |
| E2-Vs | ||
| Measuring Plate Fully Closed | 200-600 | |
| Measuring Plate Fully Opened | 20-1000 | |
| 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 | |