Honda Accord: ECM/PCM Idle Learn Procedure - Idle Control System - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: ECM/PCM Idle Learn Procedure

The idle learn procedure must be done so the ECM/PCM can learn the engine idle characteristics.

Do the idle learn procedure whenever you do any of these actions:

 - Replace ECM/PCM.

 - Reset ECM/PCM

 - Update ECM/PCM.

 - Replace or clean the throttle body.

 - Disassemble the engine or the transmission.

NOTE: Erasing DTCs with the HDS does not require you to do the idle learn procedure.

Procedure

1. Make sure all electrical items (A/C, audio, lights, etc.) are off.

2. Reset the ECM/PCM with the HDS.

3. Turn the ignition switch to ON (II), and wait 2 seconds.

4. Start the engine. Hold the engine speed at 3,000 rpm without load (A/T in P or N, M/T in neutral) until the radiator fan comes on, or until the engine coolant temperature reaches 194 Р’В°F (90 Р’В°C).

5. Let the engine idle for about 5 minutes with the throttle fujly closed.

NOTE: If the radiator fan comes on, do not include its running time in the 5 minutes.

    Idle Speed Inspection
    NOTE: - Before checking the idle speed, check these items:  - The malfunction indicator lamp (MIL) has not been reported on, and there are no DTCs.  - Ignition timing  - Spark plug ...

    Fuel Supply System
    ...

    See also:

    Remote Transmitter
    LOCK - Press this button once to lock both doors. Some exterior lights will flash once. When you push LOCK twice within 5 seconds, you will hear a beep to verify that the doors are locked ...

    4th and 5th Clutch Reassembly
    Special Tools Required Clutch Spring Compressor Set 07LAE PX40000 1. Soak the clutch discs thoroughly in ATF for at least 30 minutes. 2. Install new O-rings (A) on the clutch piston (B). Do not ...

    Shift Lever Housing Replacement
    NOTE: - Use the appropriate tool from the KTC trim tool set to avoid damage when removing components. - Take care not to scratch the center console, dashboard, and related parts. 1. Remove th ...