Honda Civic Si 2004 Owner's Manual
![Honda Civic Si 2004 manual cover](/images/b80fb503e4e8abc190767415/thumbs/thumb175x175.webp)
To reset the maintenance required light, turn the ignition switch to the ON position, press the select/reset knob until the engine oil life indicator is displayed, then press and hold the select/reset knob for about 10 seconds until the indicator resets.
The 2004 Honda Civic Si typically requires 5W-20 or 5W-30 motor oil. Always refer to the owner's manual for the recommended oil type and specifications.
It is generally recommended to change the timing belt every 60,000 to 100,000 miles. Refer to the maintenance schedule in your owner's manual for specific intervals.
The recommended tire pressure for a 2004 Honda Civic Si is 32 psi for both front and rear tires. Check the tire information label on the driver's side door jamb for confirmation.
To improve fuel efficiency, ensure regular maintenance such as air filter changes, use recommended motor oil, maintain proper tire pressure, and avoid aggressive driving.
A rattling noise during acceleration could be due to several issues such as loose exhaust components, worn engine mounts, or a failing catalytic converter. A thorough inspection by a professional mechanic is recommended.
The 2004 Honda Civic Si is not designed for towing and does not have a specified towing capacity. Towing with this vehicle is not recommended.
To change the cabin air filter, open the glove box, release the side tabs to lower it completely, and access the cabin air filter compartment. Replace the old filter with a new one and reassemble.
The check engine light can be triggered by various issues such as a loose gas cap, faulty oxygen sensor, or problems with the catalytic converter. A diagnostic scan tool can provide specific error codes for further troubleshooting.
To check the transmission fluid level, park the car on a level surface, warm up the engine, and remove the transmission dipstick. Wipe it clean, reinsert it, then remove again to check the fluid level, which should be between the marked areas on the dipstick.