System Description: Outline
WARNING: This page is about a different car, the 2011 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
- BCM (Body Control Module) controls the various electrical components. It inputs the information required to the control from CAN communication and the signal received from each switch and sensor.
- BCM has combination switch reading function for reading the operation status of combination switches (light, turn signal, wiper and washer) in addition to a function for controlling the operation of various electrical components. It also has the signal transmission function as the passed point of signal and the power consumption control function that reduces the power consumption with the ignition switch OFF.
- BCM is equipped with the diagnosis function that performs the diagnosis with CONSULT-III and various settings.
BCM control function list
BCM CONTROL FUNCTION LIST
| System | Refer to |
|---|---|
| Combination switch reading system | "SYSTEM DIAGRAM " |
| Signal buffer system | "SYSTEM DIAGRAM " |
| Power consumption control system | "SYSTEM DIAGRAM " |
| Turn signal and hazard warning lamp system | "SYSTEM DIAGRAM " |
| Headlamp system | "SYSTEM DIAGRAM " |
| Front fog lamp system (if equipped) | "SYSTEM DIAGRAM " |
| Off-road lamps system (if equipped) | "SYSTEM DIAGRAM " |
| Daytime running light system (Canada only) | "SYSTEM DIAGRAM " |
| Interior room lamp control system | "SYSTEM DIAGRAM " |
| Interior room lamp battery saver system | "INT LAMP : CONSULT-III FUNCTION (BCM - INT LAMP) " |
| Front wiper and washer system | "SYSTEM DIAGRAM " |
| Rear wiper and washer system | "SYSTEM DIAGRAM " |
| Warning chime system | "WARNING CHIME SYSTEM : SYSTEM DIAGRAM " |
| Door lock system | "DOOR LOCK AND UNLOCK SWITCH : SYSTEM DIAGRAM " |
| (NATS) Nissan anti-theft system | "SYSTEM DIAGRAM " |
| Vehicle security system | "SYSTEM DIAGRAM " |
| Rear window defogger system | "SYSTEM DIAGRAM " |
| Remote keyless entry system | "REMOTE KEYLESS ENTRY : SYSTEM DIAGRAM " |
| Power window system | "SYSTEM DESCRIPTION " |
| RAP (retained accessory power) system | "RETAINED PWR : CONSULT-III FUNCTION (BCM - RETAINED PWR) " |
| TPMS (tire pressure monitoring system) | "SYSTEM DIAGRAM " |