Signal Path

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

When the temperature of hybrid system rises abnormally high, HPCM transmits the hybrid system over heat warning signal to the combination meter via CAN communication by detecting the temperature of hybrid system based on clutch 2 temperature signal from TCM.
Combination meter indicates the hybrid system over heat warning in the vehicle display based on the signal from HPCM.