Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2009 Acura CSX Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Air Cleaner Element Inspection/Replacement
- Open the air cleaner housing cover (A).
- Remove the air cleaner element (B) from the air cleaner housing (C).
- Check the air cleaner element for damage or clogging. If there is damage or clogging, replace the air cleaner element.NOTE: Do not use compressed air to clean the air cleaner element.
- Install the parts in the reverse order of removal. Clean and remove any debris from inside the air cleaner housing.
- If the maintenance minder required to replace the air cleaner element, reset the maintenance minder (see MAINTENANCE MAIN ITEMS ), and this procedure is complete. If the maintenance minder did not require to replace the air cleaner, go to step 6.
- Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard.
- Turn the ignition switch ON (II).
- Make sure the HDS communicates with the ECM/ PCM and other vehicle systems. If it doesn't, go to the DLC circuit troubleshooting (see DLC CIRCUIT TROUBLESHOOTING ).
- Select BODY ELECTRICAL with the HDS.
- Select ADJUSTMENT in the GAUGES MENU with the HDS.
- Select RESET in the MAINTENANCE MINDER with the HDS.
- Select MAINTENANCE SUB ITEM 2 RESET with the HDS.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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