<strong>Be sure to review all programming steps before proceeding</strong> <strong><u>2008 Yaris</u></strong> 1- Driveres door open &amp; unlocked. Key out of ignition 2- Insert &amp; remove key 2 times within 5 seconds 3- Close &amp; open drivers door twice within 40 seconds 4- Insert key into ignition &amp; remove 5- Close &amp; open drivers door twice within 40 seconds 6- Insert key into ignition 7- Close the door 8- Turn ignition switch from “LOCK” to “ON” &amp; back to “LOCK” – ONCE for ADD mode – TWICE for REWRITE mode 9- Remove the key from ignition 10- To confirm your mode selection, the power locks will now cycle “lock” to “unlock” a number of times corresponding to your key cycles in step 8 11- Within 40 seconds of confirmation – Press both transmitter Lock &amp; Ulock buttons simultaneously – Within 3 seconds press transmitter Lock button for more than 1 second – If successful, the power locks will cycle once (twice indicates transmitter problems) – Repeat step 11 for additional remotes 12- Open door to exit programing &nbsp; <span style="text-decoration: underline"><strong>Programming Instructions for Transponder</strong></span> To add this key you must have an existing master key. 1. Open drivers door. All other doors closed but unlocked. 2. Insert the master key into the ignition and remove (without turning) 5 times leaving the key in the ignition on the 5th time. 3. Close and open the drivers side <a href="https://www.ebay.com/sch/eBay-Motors/6000/i.html?_from=R40&amp;_nkw=door" target="_blank" rel="noopener noreferrer">door</a> 6 times leaving the <a href="https://www.ebay.com/sch/eBay-Motors/6000/i.html?_from=R40&amp;_nkw=door" target="_blank" rel="noopener noreferrer">door</a> open on the sixth time. 4. Remove the master key.  The <a href="https://www.ebay.com/sch/eBay-Motors/6000/i.html?_from=R40&amp;_nkw=security" target="_blank" rel="noopener noreferrer">security</a> light should illuminate solid red on the dash and stay lit. This indicates the vehicle has entered programming mode. 5. Immediately insert the new unprogrammed key (do no turn) 6. Leave key in ignition for approx 60-80 seconds (security light will blink during this process). The security light will stop blinking. After the light stops blinking remove the new key. 7. Immediately insert the (old) master key and turn key to ON position then turn off and remove key.