When Monitored and Set Condition
- When Monitored: Ignition on.
- Set Condition: The Intake Air Temperature (IAT) Sensor reading is less than 0.1 volt for approximately 1 second.
| Possible Causes |
| INTAKE AIR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORT TO SENSOR GROUND CIRCUIT |
| INTAKE AIR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORT TO GROUND |
| MASS AIR FLOW / INTAKE AIR TEMPERATURE SENSOR |
| POWERTRAIN CONTROL MODULE |
For a complete Powertrain Control Module Circuit Diagram, (Refer to ENGINE - SCHEMATICS AND DIAGRAMS) .