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Home >> Acura >> 2009 >> TSX Standard >> Repair and Diagnosis >> Engine Performance >> System >> Intake Air System (4-CYL) >> Throttle Body Removal/Installation

Throttle Body Removal/Installation

CAUTION: Do not insert your fingers into the installed throttle body when you turn the ignition switch to ON (II) or while the ignition switch is ON (II) If you do, you will seriously injure your fingers if the throttle valve is activated
NOTE: If you are replacing or cleaning the throttle body, start at step 1 If you are removing the throttle body, start at step 4
  1. Connect the HDS to the DLC while the engine is stopped
  2. Select the INSPECTION MENU on the HDS
  3. Do the TP POSITION CHECK in the ETCS TEST
  4. Turn the ignition switch to LOCK (0)
  5. Remove the intake air duct (A)
  6. Fig 1: Intake Air Duct And Throttle Body Connector With Torque Specifications
    G05992568Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. Disconnect the throttle body connector (B)
  8. Disconnect and plug the water bypass hoses (C)
  9. Remove the throttle body (D)
  10. Install the parts in the reverse order of removal with a new gasket (E) then refill the radiator with the engine coolant (see COOLANT CHECK )
    NOTE:
    • If you replace or clean the throttle body, go to step 10
    • If you did not replace or clean the throttle body, this procedure is complete
    • When torquing the screw of the hose band (F), align the edge of the hose band (G) with the mark(H) painted on the hose band
  11. Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard
  12. Fig 2: Identifying Data Link Connector
    G05992569Courtesy of AMERICAN HONDA MOTOR CO., INC.
  13. Turn the ignition switch to ON (II)
  14. Reset the ECM/PCM with the HDS
  15. Select the ETCS TEST in the INSPECTION MENU with the HDS.
  16. Select TP POSITION CHECK and clear the throttle position (TP) learned value
  17. Turn the ignition switch to LOCK (0)
  18. Turn the ignition switch to ON (II), and wait 2 seconds without pressing the accelerator pedal
  19. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE )