P0099-1F: Intake Air Temperature Sensor 2 Circuit Intermittent/Erratic (Bank 1) - Circuit intermittent: Action
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to applicable SYSTEM WIRING DIAGRAM(S) and check the charge air temperature sensor circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Check and install a new charge air temperature sensor as required
- Using the manufacturer approved diagnostic system clear all stored DTCs using the `Diagnosis Menu' tab and retest