Operation CHARM: Car repair manuals for everyone.

Keyless Entry: Testing and Inspection

TRANSMITTER

INSPECTION
1. Check that the red light flickers when the door lock or unlock button is pressed on the transmitter.
2. Remove the battery and check voltage if the red light doesn't flicker.

Standard voltage : 3 V






3. Replace the transmitter battery with a new one, if voltage is below 3 V then try to lock and unlock the doors with the transmitter by pressing the lock or unlock button five or six times.
4. If the doors lock and unlock, the transmitter is O.K, but if the doors don't lock and unlock, register the transmitter code, then try to lock and unlock the doors.
5. If the transmitter is fails, replace only the transmitter (A).