Lost your key fob or need to program a new one for your Toyota Sienna? You might be surprised to learn that you can often handle this process yourself, without a trip to the dealership. This guide provides straightforward, step-by-step instructions to program your Toyota Sienna key fob, saving you time and potentially money.
Before you begin, ensure you have all your key fobs that you wish to program, as this procedure will likely erase previously programmed remotes. Let’s get started and get you back in control of your Toyota Sienna with a working key fob.
Step-by-Step Programming Instructions:
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Start in the Off Position: Make sure your Toyota Sienna is turned off and the key is removed from the ignition.
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Driver’s Side Door Prep: Open and unlock only the driver’s side door. Ensure all other doors, including the trunk or liftgate, are fully closed.
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Key Insertion (and Removal): Insert your key into the ignition switch, and then immediately pull it back out. Do not turn the key, just insert and remove it.
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Locate Door Lock Switch: Find the power door lock/unlock switch on the driver’s side door panel.
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Lock and Unlock Cycle (5 Times): Perform the lock and unlock cycle using the switch five times. Aim for a consistent pace of approximately one second per cycle (lock and unlock counts as one cycle).
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Open and Close Driver’s Door: Open the driver’s side door, and then close it again.
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Lock and Unlock Cycle (5 Times Again): Repeat the lock and unlock cycle with the door switch five more times, again maintaining a pace of about one cycle per second. You now have a 50-second window to complete the following steps.
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Key in Ignition: Insert the key back into the ignition switch.
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Ignition Cycle (Twice): Turn the ignition to the “ON” position (just before starting the engine) and then immediately back to the “OFF” position. Repeat this “ON-OFF” cycle two times.
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Remove Key: Take the key out of the ignition.
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Lock Confirmation: At this point, the door locks should automatically cycle (lock then unlock). This confirms that your Toyota Sienna has successfully entered programming mode.
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Remote Button Press (First Remote): Take the first key fob you want to program. Simultaneously press and release both the LOCK and UNLOCK buttons on the remote.
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Lock Button Hold (First Remote): Immediately after releasing both buttons, press and hold only the LOCK button on the same remote for about two seconds. The door locks should cycle once again to confirm successful programming of this remote.
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Program Additional Remotes (If Needed): If you have more key fobs to program, repeat steps 12 and 13 for each additional remote.
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Programming Completion: Close the driver’s side door. This action should finalize the programming sequence.
You should now test each of your programmed key fobs to ensure they are working correctly with your Toyota Sienna’s remote keyless entry system. If you encounter any issues, carefully re-read the steps and try again, ensuring each step is followed precisely. Programming your key fob can be a convenient DIY task, getting you back on the road quickly.
