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 MANUALSACURA20043.5RLREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSANTI-THEFT & KEYLESS ENTRY SYSTEMSSYSTEM TESTSKEYLESS ENTRY SYSTEM FUNCTION
2004 Acura 3.5RL
Keyless Entry System Function
2004 Acura 3.5RLSECTION Keyless Entry System Function
NOTE:
- If doors unlock or lock with the transmitter, but the LED on the transmitter does not come on, the LED is faulty; replace the transmitter.
- If any door is open, you cannot lock the door with the transmitter.
- If you unlocked the doors with the transmitter, but do not open any of the doors within 30 seconds, the doors relock automatically.
- The doors do not lock or unlock with the transmitter if the ignition key is inserted in the ignition switch.
- For PANIC button and TRUNK button operation, hold the button for more than 1 second.
- Press the lock or unlock button five or six times to reset the transmitter. If the locks work, the transmitter is OK. If the locks don't work, go to next step.
- Open the transmitter and check for water damage. If you find any water damage, replace the transmitter. If there is no water damage, go to next step.
- Replace the transmitter battery with a new one, and try to lock and unlock the doors with the transmitter by pressing the lock or unlock button five or six times. If the doors lock and unlock, the transmitter is OK. If the doors don't lock and unlock, go to next step.
- Reprogram the transmitter, then try to lock and unlock the doors. See PROGRAMMING . If the doors lock and unlock, the transmitter is OK. If the doors don't lock and unlock, replace the transmitter.
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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.