Inspection item

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

TCM power supply voltage-related wiring harness and fuse
TCM body ground related wiring harness
TCM connector
Wiring harness between TCM terminal E and branch A
Wiring harness between TCM terminal F and branch A
TCM