Component Parts: TCM
WARNING: This page is about a different car, the 2015 Infiniti Q70. However, it is still accessible from the selected car via links, so may be relevant.
TCM transmits the shift position signal (P/N position) to BCM.
BCM confirms the A/T shift selector position with the following 4 signals.
- P position signal from A/T shift selector (detention switch)
- P/N position signal from TCM
- P position signal from IPDM E/R (CAN)
- P/N position signal from TCM (CAN)