Yes, you can purchase just one new sensor. Try a local shop first. Have them try to reprogram the sensor BEFORE you mount it to the wheel. That works. I tested four of them sitting on the concrete beside my Titan and also for another Titan owner.
«Granite '07 LE Crew Cab, 4x4, Big Tow, Off-Road, Side Curtain Airbags, Sunroof»
«ClearBra, Leer 100XQ, MM SI9500 Winch, Volant PowerCore, 18" Magnaflow, AMSoil in everything»
«SAW Coilovers and rear shocks, PRG upper control arms and shackles, Berk Technology B-Pipes»
Club Titan Rosetta Stone