TSX L4-2.4L (2005)
Alarm System Transmitter: Component Tests and General Diagnostics
Transmitter Test
NOTE:
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If the doors unlock or lock with the transmitter, but the LED on the transmitter does not come on, the LED is faulty; replace the transmitter.
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If any door is open, you cannot lock the doors with the transmitter.
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If the UNLOCK button is pressed on the transmitter and a door is not opened within 30 seconds, the doors relock automatically.
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The doors do not lock or unlock with the transmitter if the key is in the ignition switch.
1. Do a transmitter test using the HDS by selecting the KEYLESS INSPECTION MENU.
2. Press the lock or unlock button five or six times to reset the transmitter.
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If the locks work, the transmitter is OK.
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If the locks don't work, go to step 3.
3. Open the transmitter and check for water damage.
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If you find any water damage, replace the transmitter.
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If there is no water damage, go to step 4.
4. Replace the transmitter battery (A) 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.
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If the doors lock and unlock, the transmitter is OK.
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If the doors don't lock and unlock, go to step 5.
5. Reprogram and register the transmitter, then try to lock and unlock the doors.
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If the doors lock and unlock, the transmitter is OK.
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If the doors don't lock and unlock, try and program to another vehicle. If still not operating, replace the transmitter.
