There is a procedure at the link below for doing just that. You disconnect leads for the cellular main, cellular sub, and GPS antennas from the DCM, and replace

There is a procedure at the link below for doing just that. You disconnect leads for the cellular main, cellular sub, and GPS antennas from the DCM, and replace them with 50 ohm terminators. This avoids error codes and check engine light, and instead leaves the transponder in a perpetual "out of range" state. https://www.tacomaworld.com/threads/simpler-solution-for-disabling-the-dcm-telematics-silencing-antennas.821649/ https://www.tacomaworld.com/threads/simpler-solution-for-dis...