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.
2002 Acura 3.5RLFACTORY OEM SERVICE PROCEDURE
Key Interlock Solenoid
- Remove the driver's dashboard lower cover. See DASHBOARD LOWER COVER under REMOVAL & INSTALLATION.
- Disconnect ignition switch 8-pin connector from main wire harness. See Fig 1.
- Check for continuity between the terminals in each key position according to table. See Figure and Fig 2 .
- Check that the key cannot be removed with power and ground connector to the No. 4 and 8 terminals.
- If the key cannot be removed, the key interlock solenoid is okay.
- If the key can be removed, replace the steering lock assembly (the interlock solenoid is not available separately). See STEERING LOCK ASSEMBLY under REMOVAL & INSTALLATION.
Factory Service Tools
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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.
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