Circuit Testing
Unplug ECU connectors at ECU. Disconnect air flow sensor harness at sensor. Check air flow sensor circuit continuity as indicated in table. If readings are incorrect, repair or replace harness.
TESTING AIR FLOW 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 |