Bulletin # ETI 4M09 4 page 5 of 8
Procedure 3 Throttle/Idle Learn
Anytime the PCM or the battery is disconnected, the PCM looses power, or the PCM is repro-
grammed, the PCM's learned idle position is lost. The engine idle is unstable when the learned
idle position is lost.
Perform the following procedure in order to return the learned idle to the correct position:
Automatic Transmission
1. Turn OFF the ignition.
2. Restore the PCM battery feed.
3. Turn OFF the A/C controls.
4. Set the parking brake and block the drive wheels.
5. Start the engine.
6. Allow the engine coolant temperature to reach 80°C (176°F)
7. Shift the transmission selector into the drive range.
8. Allow the engine to idle for 5 minutes.
9. Turn ON the A/C controls.
10. Allow the engine to idle for 5 minutes.
11. Shift the transmission selector into the park range.
12. Allow the engine to idle for 5 minutes.
13. Turn OFF the A/C controls.
14. Allow the engine to idle for 5 minutes.
15. Turn OFF the engine for 30 seconds.
Manual Transmission
1. Turn OFF the ignition.
2. Restore the PCM battery feed.
3. Turn OFF the A/C controls.
4. Set the parking brake and block the drive wheels.
5. Transmission in neutral.
6. Start the engine.
7. Allow the engine coolant temperature to reach 80°C (176°F)
8. Turn ON the A/C controls.
9. Allow the engine to idle for 5 minutes.
10. Turn OFF the A/C controls.
11. Allow the engine to idle for 5 minutes.
12. Turn OFF the engine for 30 seconds.
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