Airflow Meter
Inspect airflow meter for damage and ensure measuring plate moves smoothly. See Fig 1 . Disconnect airflow meter connector. Measure resistance using AIRFLOW METER TERMINAL RESISTANCE table.
AIRFLOW METER TERMINAL RESISTANCE
| Terminal Codes | Fully Closed (Ohms) | Fully Open (Ohms) |
|---|---|---|
| E2-Vs | 20-400 | 20-1000 |
| E2-Vc | 100-300 | 100-300 |
| E2-Vb | 200-400 | 200-400 |
| E2-THA | -4°F (-20°C) 13.6-18.4k | -4°F (-20°C) 13.6-18.4k |
| E2-THA | 68°F (20°C) 2.21-2.69k | 68°F (20°C) 2.21-2.69k |
| E2-THA | 140°F (60°C) 493-667 | 140°F (60°C) 493-667 |
| E1-Fc | Infinite | 0 |