Circuit Testing
Unplug ECU connectors at ECU. Disconnect airflow sensor harness at sensor. Check airflow sensor circuit continuity as indicated in table. If readings are incorrect, repair or replace harness.
TESTING AIRFLOW SENSOR CIRCUIT
| Wire Color | ECU Connector Terminal No. | Resistance (Ohms) |
|---|---|---|
| White | 7 | 0 |
| White | Ground | Infinity |
| Red | 20 | 0 |
| Red | Ground | Infinity |
| Black | 16 | 0 |