Lost communication with the TCCM (models without radar sensor and stereo camera) (4WD models)

1. TCCM schematic circuit diagram

2. TCCM outline view and connector pin layout

Terminal No.	Signal name
1	Ignition voltage
2	Battery voltage
3	-
4	CAN2 High
5	-
6	CAN1 Low
7	-
8	2-4 switch
9	-
10	Axle switch
11	-
12	Shift-on-the-fly actuator drive signal A
13	-
14	Ground
15	Ground
16	CAN2 Low
17	-
18	CAN1 High
19	-
20	4WD switch signal 4H
21	-
22	Transfer neutral switch
23	-
24	4WD switch signal 2H
25	-
26	Shift-on-the-fly actuator drive signal B