2004 Honda Civic Si Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 Honda Civic Si
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2004 Honda Civic Si ProblemsVibration When Braking Due to Rotor Problem
The front brake rotors can warp and cause a vibration when braking. The rotors will need to be machined or in cases where they are worn to thin, replaced to correct this issue.
Plugged moon roof drains can cause a water leak inside the car, usually over the head of the driver or passengers head when turning a corner. Cleaning the drains will fix this problem.
A faulty power window switch can cause the power windows to stop working, or to work intermittently.
2004 Honda Civic Si QuestionsWhat causes a squeak when turning and going in reverse (1 answer)
Every time I turn left the front of the car makes a squeaking sound and it has also started squeaking when I break and go in reverse but those are probably different issues. It's my friends car and I'm just trying to help him fix it
2004 civic si, 77000 miles no prior mechanical issues, was at a stop in neutral and engine was revving up to 3500 rpm. when in gear car wants to speed up even though gas pedal not engaged. Total weird time was about 10 minutes, car seemed to correct itself(?)...
Gas cap has been notched up.