Leganza CDX L4-2.2L DOHC D-TEC MFI (1999)
Idle Air Control (IAC) Valve: Testing and Inspection
Idle Learn Procedure
IDLE LEARN PROCEDURE
Whenever the battery cables, the engine control module (ECM), or the fuse is disconnected or replaced, the following idle learn procedure must be
performed:
1. Turn the ignition ON for 5 seconds.
2. Turn the ignition OFF for 10 seconds.
3. Turn the ignition ON for 5 seconds.
4. Start the engine in park/neutral.
5. Allow the engine to run until the engine coolant is above 85 °C (185 °F).
6. Turn the A/C ON for 10 seconds, if equipped.
7. Turn the A/C OFF for 10 seconds, if equipped.
8. If the vehicle is equipped with an automatic transaxle, apply the parking brake. While pressing the brake pedal, place the transaxle in D (drive).
9. Turn the A/C ON for 10 seconds, if equipped.
10. Turn the A/C OFF for 10 seconds, if equipped.
11. Turn the ignition OFF. The idle learn procedure is complete.
