<h1>2003 Honda Civic Keyless Entry Remote Fob Programming Instructions</h1> <p><font size="3"><b> Important Notice:</b> Entering programming mode will erase all remotes previously programmed to the vehicle. You must reprogram all remotes you wish to use after entering programming mode. Complete steps 1-12 within 5 seconds of each other to successfully enter programming mode. Each remote must be programmed within 10 seconds in Step 13. <b></b></font></p> <p><font size="3"><b>Programming Procedure:</b></font></p> <ul> <li><font size="3"> Step 1: Ensure that all doors are unlocked before beginning the programming process. </font></li> <li><font size="3">Step 2: Insert the key into the ignition and turn it to the ON (II) position. → This will activate the vehicle’s electrical system, but not start the engine. </font></li> <li><font size="3">Step 3: Press either the LOCK or UNLOCK button on the remote you wish to program. → This sends the initial signal to the vehicle’s system. </font></li> <li><font size="3">Step 4: Turn the ignition to the ACCESSORY (I) or LOCK (0) position. → This resets the ignition system. </font></li> <li><font size="3">Step 5: Turn the ignition back to the ON (II) position again. → Maintain a quick pace with each step to keep the system from exiting programming mode. </font></li> <li><font size="3">Step 6: Press the LOCK or UNLOCK button again on the same remote used in Step 3. → This reinforces the remote’s signal to the vehicle. </font></li> <li><font size="3">Step 7: Turn the ignition to the ACCESSORY (I) or LOCK (0) position once more. → This prepares the vehicle for the next signal. </font></li> <li><font size="3">Step 8: Turn the ignition back to the ON (II) position. → Continue to cycle the ignition without delay. </font></li> <li><font size="3">Step 9: Press the LOCK or UNLOCK button once more on the same remote. → This is the third signal, confirming that the remote is ready to be programmed. </font></li> <li><font size="3">Step 10: Turn the ignition to the ACCESSORY (I) or LOCK (0) position again. → This prepares the system for the final signal before entering programming mode. </font></li> <li><font size="3">Step 11: Turn the ignition back to the ON (II) position once again. → The system should now be ready to enter programming mode. </font></li> <li><font size="3">Step 12: Press the LOCK or UNLOCK button once more on the same remote. → The door locks will cycle (lock then unlock), indicating that the vehicle has entered programming mode.</font></li> <li><font size="3"> Step 13: To program each remote, press the LOCK button on each additional remote you want to add. → The door locks will cycle each time a remote is successfully programmed. → The system can accept up to three remotes.</font></li> <li><font size="3"> Step 14: Once all remotes are programmed, turn the ignition to the LOCK (0) position to exit programming mode. → This saves the programming data and finalizes the process. </font></li> <li><font size="3">Step 15: Test each remote by pressing the LOCK and UNLOCK buttons. → The doors should lock and unlock, confirming that the remotes are working as expected.</font></li> </ul>