Honda Accord: Throttle Body Cleaning - Intake Air System - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Throttle Body Cleaning

Do n o t i n s e r t : your fingers into the installed throve body when you turn the ignition switch to ON (II) or while the ignition switch is in ON (II). If you do, you will seriously injure your fingers if the throttle valve is activated.

1. Check for damage to the air cleaner element. If the air cleaner element is damaged, replace it (see page 11-333).

2. Remove the throttle body (see page 11-335).

3. Clean off the carbon from the throttle valve and inside the throttle body with a paper towel soaked in throttle plate cleaner.

NOTE: - Remove the throttle body to clean it.

- Be careful not to pinch your fingers.

- To avoid removing the molybdenum coating, do not clean the bearing area of the throttle shaft (A).

- Do not spray throttle plate cleaner directly on the throttle body.

- Use Honda genuine throttle plate cleaner.

4. Install the throttle body (see page 11-335).


4. Install the throttle body (see page 11-335).

5. Reset the ECM/PCM with the HDS (see page 11-4).

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

7. Do the ECM/PCM idle learn procedure (see page 11-293).

    Throttle Body Test
    Carbon Accumulation Check NOTE: If the malfunction indicator lamp (MIL) has been reported on, check for diagnostic trouble codes (DTCs). 1. Connect the HDS to the data link connector (DLC) (A) l ...

    Air Cleaner Removal/Installation
    1. Disconnect the MAF sensor/IAT sensor connector (A). 2. Remove the harness clamps (B) and the bolts (C). 3. Loosen the band (D), then remove the air cleaner housing (E). 4. Install the par ...

    See also:

    Side Airbag Replacement
    NOTE: If replacing the side airbag after deployment, refer to Component Replacement/Inspection After Deployment (see page 24-208) for a complete list of other parts that must also be replaced. Rem ...

    Playing AM/FM Radio
    • Preset Memory To store a station: 1. Tune to the selected station. 2. Press the MENU button. 3. Rotate to select Save Preset, then press . 4. Rotate to select the preset number you ...

    Starting the Engine
    1. Make sure the parking brake is applied. 2. Check that the shift lever is in , then depress the brake pedal.  - Although it is possible to start the vehicle in , it is safer to st ...