Transponders FAQs

If I have, both, a sticker and a FasTrak Flex transponder mounted inside my vehicle, will I be charged twice? Can I still use my FasTrak Flex^® switchable transponder for carpool discounts on other FasTrak bridges, lanes and roads? Why doesn't my transponder beep? Do motorcycles use sticker transponders? Do sticker transponders work on metalized windshields? I tried to move the sticker transponder and it broke. What should I do? Why do I need a transponder when you can read my license plate to pay tolls? How do transponders work? How do I request additional transponders? Should I adhere a sticker transponder if I use the I-15 Express Lanes in San Diego? How do I install my sticker transponder? Do I have to affix the sticker to my car in order for my account to continue to function? Where can I use my FasTrak transponder? What if I sell my car? What do I do with the sticker transponder? What if I get a new windshield? What do I do about the affixed sticker transponder? How many transponders do I need? Can I move my FasTrak transponder from car to car? Do I have to mount my FasTrak transponder on my windshield? I drive a motorcycle, do I have to pay a toll? Can I use a transponder? What should I do if my FasTrak transponder is lost or stolen? Do vehicles with two or more passengers ride for free on the 73, 133, 241 and 261 Toll Roads? How do I return my transponders? I have not received my transponder; can I drive on The Toll Roads? Where can I get a FasTrak transponder from The Toll Roads?