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.
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HOMESERVICE MANUALSHONDA2002CIVIC SIREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 134 (COOLING SYSTEM)WATER PUMP REPLACEMENT
2002 Honda Civic Si
Water Pump Replacement
2002 Honda Civic SiSECTION Water Pump Replacement
WARNING: This page is about a different car, the 2006 Honda Odyssey and 2005 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the engine coolant (see COOLANT CHECK ).
- Remove the timing belt:
- J35A6 engine (see TIMING BELT REMOVAL )
- J35A7 engine (see TIMING BELT REMOVAL )
- Remove the timing belt adjuster:
- J35A6 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- J35A7 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- Remove the water pump (A) by removing the five bolts.
- Inspect and clean the O-ring groove and the mating surface with the engine block.
- Install the water pump with a new O-ring (B) in the reverse order of removal.
- Clean up any spilled engine coolant.
- Install the timing belt adjuster:
- J35A6 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- J35A7 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- Install the timing belt:
- J35A6 engine (see TIMING BELT REPLACEMENT )
- J35A7 engine (see TIMING BELT REPLACEMENT )
- Refill the radiator with engine coolant, then bleed the air from the cooling system (see step 8 in COOLANT REPLACEMENT ).
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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.