2008 Pontiac Wave (CANADA) L4-1.6LFACTORY OEM SERVICE PROCEDURE

Idle Learn



Idle Learn

The Procedure listed below needs to be performed whenever the following occurs:

* The throttle body assembly is replaced
* The throttle body is cleaned
* The ECM is replaced



Automatic Transmission
1. Turn OFF all accessories.
2. Start the engine.
3. Allow the engine to run until the engine coolant temperature is more than 85°C (185°F).
4. Allow the engine to idle for 10 minutes.
5. Turn ON the A/C for 1 minute, if equipped.
6. Turn OFF the A/C for 1 minute, if equipped.
7. Apply the parking brake and place the transmission into drive (D).
8. Allow the engine to idle for 1 minute.
9. Turn ON the A/C for 1 minute, if equipped.
10. Turn OFF the ignition. The idle learn procedure is complete.



Manual Transmission
1. Turn OFF all accessories.
2. Start the engine.
3. Allow the engine to run until the engine coolant temperature is more than 85°C (185°F).
4. Allow the engine to idle for 10 minutes.
5. Turn ON the A/C for 1 minute, if equipped.
6. Turn OFF the ignition. The idle learn procedure is complete.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.