2020 Toyota 4Runner Smart Key Remote Fob Programming Guide

Important Notice: The 2020 Toyota 4Runner is not equipped for onboard programming. Programming a smart key or remote head key fob requires specialized diagnostic tools and must be completed by a qualified automotive technician.

Programming Procedure:

• Step 1: Locate a Certified Automotive Technician Find a technician or service center experienced in advanced keyless entry systems. Ensure they have the proper equipment to program both smart keys and remote head key fobs.
• Step 2: Determine the Type of Ignition System Identify whether your vehicle uses a push-button start or a traditional turn-key ignition. The programming approach will vary depending on the ignition type. ]
• Step 3: Schedule a Programming Appointment Once your ignition type is confirmed, arrange a service appointment with a technician trained to handle your specific key system.
• Step 4: Prepare Ownership Documentation If no working key is available, you may need to provide proof of ownership, such as a vehicle title or registration, before the technician begins programming.
• Step 5: Technician Connects Diagnostic Tools During the appointment, the technician will use specialized programming equipment to interface with your vehicle’s onboard computer and program the new remote fob.
• Step 6: Verify Full Remote Operation After programming is complete, test all remote functions—including lock, unlock, panic, and engine start (if applicable)—to ensure everything is functioning correctly.

Additional Considerations:

• Bring All Existing Remotes: Some systems erase all previously paired remotes during programming, so all fobs should be present. Choose a Technician with Smart Key Experience: Selecting a knowledgeable professional ensures compatibility and accurate programming.