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.
2007 Honda Fit Base, AutomaticFACTORY OEM SERVICE PROCEDURE
ECM/PCM Idle Learn Procedure: Procedure
- Make sure all electrical items (A/C, audio, lights, etc.) are off.
- Reset the ECM/PCM with the HDS.
- Turn the ignition switch ON (II), and wait 2 seconds.
- Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on, or until the engine coolant temperature reaches 194°F (90°C).
- Let the engine idle for about 5 minutes with the throttle fully closed.NOTE: If the radiator fan comes on, do not include its running time in the 5 minutes.
- Verify on the HDS data list that the idle learn procedure is complete.
Factory Service Tools
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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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