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:

    Clutch Pedal, Clutch Pedal Position Switch, and Clutch Interlock Switch Adjustment
    NOTE: - For a cruise control problem, check the clutch pedal position switch (see page 4-45). - For a clutch interlock operation problem, check the clutch interlock switch (see page 4-9). - R ...

    DTC Troubleshooting
    DTC U0155: Immobilizer-keyless Control Unit Lost Communication With Gauge Control Module NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosi ...

    ODS Unit Initialization
    NOTE: • After SRS unit or ODS unit is replaced, do this procedure to initialize the ODS unit. • ODS unit initialization will initialize both OPDS sensor and front passenger's weight se ...