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 178 (KEYLESS/POWER DOOR LOCKS/SECURITY SYSTEM)
2002 Honda Civic Si
Section 178 (Keyless/Power Door Locks/Security System)
2002 Honda Civic SiSECTION Section 178 (Keyless/Power Door Locks/Security System)
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.
- Component Location Index
- System Description
- Circuit Diagram
- DTC
- DTC Troubleshooting
- Symptom Troubleshooting
- Control Unit Input Test
- Door Lock Actuator Test
- Tailgate Lock Actuator Test
- Front Passenger's Door Lock Switch Test
- Door Lock Knob Switch Test
- Tailgate Lock Knob Switch Test
- Door Key Cylinder Switch Test
- Hood Switch Test
- Fuel Fill Door Switch Test/Replacement
- CESS Articulated Harness Test
- CESS Articulated Harness Replacement
- Transmitter Test
- Transmitter Programming
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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.