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.
2012 Honda Insight BaseFACTORY OEM SERVICE PROCEDURE
Throttle Body Cleaning
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 in ON (II). If you do, you will seriously injure your fingers if the throttle valve is activated.
- Make sure the ignition switch is turned to LOCK (0).
- Check for damage to the air cleaner. If the air cleaner is damaged, replace it (see AIR CLEANER REMOVAL/INSTALLATION ).
- Remove the throttle body (see THROTTLE BODY REMOVAL/INSTALLATION ).
- 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.
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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