Is your 2012 Mitsubishi Galant Key Fob Battery causing you trouble? Or perhaps you’ve replaced the battery and now need to reprogram your remote? This guide provides step-by-step instructions to program your 2012 Mitsubishi Galant key fob and key, ensuring you regain full control of your vehicle’s keyless entry system. While this guide covers programming, understanding the battery’s role is crucial for maintaining your key fob’s functionality. Low battery power can sometimes lead to signal issues, making reprogramming necessary even after a fresh battery is installed.
Programming the Key Portion of Your 2012 Mitsubishi Galant
Before you begin, ensure that any new key has been properly cut by a locksmith to match your 2012 Mitsubishi Galant’s ignition. These instructions are for programming the transponder chip within the key itself, allowing it to start your vehicle.
- Initial Key Insertion: Insert an existing, working key into the ignition cylinder of your Mitsubishi Galant.
- Ignition Cycle: Turn the ignition cylinder to the “ON” position (without starting the engine). Hold it in the “ON” position for 5 seconds, then turn it back to the “OFF” position and remove the key.
- Second Key Insertion: Within 10 seconds of removing the first key, insert a second working key into the ignition and turn it to the “ON” position. You should observe the security light flashing twice on your dashboard. Turn the ignition back to the “OFF” position and remove this second key.
- New Key Introduction: Within 10 seconds, insert the new, unprogrammed key into the ignition cylinder. Turn the ignition to the “ON” position.
- Confirmation: The security light will illuminate for approximately 3 seconds. This indicates that the new key has been successfully programmed to your 2012 Mitsubishi Galant.
- Programming Additional Keys: If you have more new keys to program, repeat steps 4 and 5. Remember, all new keys must be programmed within 30 seconds of removing the second programmed key in step 3 and the security light flashing twice.
- Exiting Programming Mode: To exit the key programming mode, simply leave the ignition switch in the “ON” position for more than 30 seconds.
Programming the Remote Portion of Your 2012 Mitsubishi Galant Key Fob
These steps will guide you through programming the remote functions of your 2012 Mitsubishi Galant key fob, such as locking and unlocking your doors remotely. This is separate from programming the key to start the engine and focuses on the keyless entry features which are directly powered by your 2012 Mitsubishi Galant key fob battery.
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Locate the Data Port (OBD-II): Find the Data Port, also known as the OBD-II port, in your 2012 Mitsubishi Galant. It’s typically located under the driver’s side dashboard, usually to the right of the steering column.
Alt text: Location of the OBD-II data port under the dashboard of a vehicle, used for diagnosing and programming car systems, relevant for 2012 Mitsubishi Galant key fob programming.
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Ignition OFF and Key Insertion: Insert your key into the ignition switch, but leave it in the “OFF” position.
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Prepare Jumper Wire and Data Port Terminals: Ensure that metal contact pins are present in terminals 1 and 4 of the Data Port. Use a suitable jumper wire to connect Data Port terminals 1 and 4. Keep the jumper wire connected throughout the entire remote programming procedure. It’s crucial to correctly identify terminals 1 and 4 before proceeding.
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Initiate Programming Mode: Within 10 seconds after connecting the jumper wire, press the Hazard Switch on your Mitsubishi Galant 6 times. If successful, the doors will automatically lock and unlock once, indicating that the system has entered programming mode.
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Remote Registration: Press the “LOCK” button on the remote you wish to register three times within 10 seconds. Upon successful programming of the remote, the doors will lock and unlock once again.
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Programming Additional Remotes: Repeat step 5 for up to 4 remotes (including any previously programmed remotes) within one minute. Each successful remote programming will be confirmed by the doors locking and unlocking once.
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завершение Programming: Disconnect the programming jumper wire from the Data Port and remove the key from the ignition.
By following these instructions, you should be able to successfully program your 2012 Mitsubishi Galant key fob and key. Remember that if you encounter difficulties or are unsure about any step, consulting a professional locksmith or your Mitsubishi dealership is always recommended. Maintaining a healthy 2012 Mitsubishi Galant key fob battery is essential for reliable keyless entry operation, but knowing how to reprogram your fob ensures you can regain functionality even if issues arise.
