P0668 MAZDA - ECM/TCM Internal Temperature Sensor Circuit Low

Question

Car misfired while driving and then acceleration was extremely slow. Got code P0668 when read. Trying to get some info and see if this is a problem with anyone else with this car. Thank you!

Answer 1

P0668 ECU internal temperature sensor performance problem

This code is seen but none of the code that where set did any one report a misfire condition with this code. just a failsafe to the transmission shifting. This may not be valid with a misfire condition that occurred.