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.
Keyless Operation Does Not Work (LOCK, UNLOCK, PANIC)
2010 Acura TL FWD V6-3.5LSECTION Keyless Operation Does Not Work (LOCK, UNLOCK, PANIC)
Keyless/Power Door Locks/Security System Symptom Troubleshooting - Keyless operation does not work (LOCK, UNLOCK, PANIC)
Keyless operation does not work (LOCK, UNLOCK, PANIC)
NOTE: Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated troubleshoot the indicated DTC(s) first
1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
2. Try to start the engine.
Does the engine start?
YES -
Go to step 3.
NO -
Go to the immobilizer symptom troubleshooting Immobilizer System Symptom Troubleshooting (Without Keyless Access System).οΏ½
3. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
4. Do the transmitter test Keyless Entry Transmitter Test (Without Keyless Access System).
Is the transmitter OK?
YES -
Replace the immobilizer-keyless control unit.οΏ½
NO -
Replace the transmitter.οΏ½
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.