Throttle Body Cleaning: Cleaning

How to use this manual .

WARNING:  

Do not insert your fingers into the installed throttle body when you turn the vehicle to the ON mode, or while the vehicle is in ON mode. If you do, you will seriously injure your fingers if the throttle valve is activated.

1. Throttle Body - Clean

   Preconditions 

   • Throttle Body Removed

   Courtesy of HONDA, U.S.A., INC.

   Procedure 

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

     NOTICE:  

     • 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 a commercially available throttle plate cleaner.

   After Cleaning 

   • After installing the throttle body, do the following:

   1. Connect the HDS .

   2. Reset the PCM - Refer to: PCM Update ()  or PCM Reset () .

   3. Clear the throttle position (TP) learned value.

   • Select the following menu buttons on the HDS screen in sequence.
     1. PGM-FI (System Selection Menu)
     2. Function Test
     3. ETCS (TAC) TEST
     4. TP POSITION CHECK

   4. Turn the vehicle to the OFF (LOCK) mode.

   5. Turn the vehicle to the ON mode, and wait 2 seconds.

   NOTE:

   Do not press the accelerator pedal.

   6. Turn the vehicle to the OFF (LOCK) mode.

   7. Check the air cleaner element .

   8. PCM idle learning .