Airflow Meter
Inspect airflow meter for damage and ensure measuring plate moves smoothly. Disconnect airflow meter connector. See Fig 1 . 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) 10-20k | -4°F (-20°C) 10-20k |
| E2-THA | 68°F (20°C) 2.0-3.0k | 68°F (20°C) 2.0-3.0k |
| E2-THA | 140°F (60°C) 400-700 | 140°F (60°C) 400-700 |
| E1-Fc | Infinite | 0 |