Free VIN Decoder
Instantly decode any Vehicle Identification Number (VIN) for free. Get vehicle specs, history, and recall information in seconds.
SHHEP33524U505411
Vehicle Summary
The 2004 Honda Civic Si is a sporty hatchback with a 2.0L inline-four engine producing 160 horsepower. Manufactured in Swindon, UK, it features a 5-speed manual transmission and a dual overhead cam (DOHC) valve train design. This model offers a practical yet dynamic driving experience with its three-door configuration and is equipped with front airbags for safety. Ideal for those seeking a balance between performance and efficiency, the Civic Si runs on gasoline and falls under the Class 1B weight category.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
Common in older models; often due to worn-out gaskets or seals.
Overheating
Possible due to a failing thermostat, blocked radiator, or low coolant levels.
Timing chain/belt issues
The K20A3 engine uses a timing chain which can stretch over time, leading to poor engine performance or failure.
Ignition coil failure
Can cause misfires and poor engine performance.
Oxygen sensor failure
Leads to poor fuel economy and increased emissions.
Throttle body issues
Build-up of carbon deposits can cause poor acceleration and stalling.
Valve adjustment
In-line engines like the K20A3 may require periodic valve adjustments to maintain performance.
Egr valve problems
Can cause rough idling and poor acceleration due to carbon build-up or valve failure.
Found This Tool Helpful?
Support VinCyP to keep this service 100% free for everyone!