Body Control System (Diagnostics)

WARNING: This page is about a different car, the 2020 Infiniti QX80. However, it is still accessible from the selected car via links, so may be relevant.

Perform the following operations when replacing BCM.

BEFORE REPLACEMENT

When replacing BCM, save or print current vehicle specification with CONSULT configuration before replacement.

NOTE: If "Before Replace ECU" of "Read / Write Configuration" cannot be used, use the "Manual Configuration" after replacing BCM.

AFTER REPLACEMENT

CAUTION: When replacing BCM, always perform "Read / Write Configuration" or "Manual Configuration" with CONSULT. Or not doing so, BCM control function does not operate normally.

Complete the procedure of "Read / Write Configuration" in order.
Configuration is different for each vehicle model. Confirm configuration of each vehicle model.
If you set incorrect "Read / Write Configuration" or "Manual Configuration", incidents might occur.

NOTE: When replacing BCM, perform the system initialization (NATS) (if equipped).

SAVING VEHICLE SPECIFICATION
CONSULT Configuration

Perform "Before Replace ECU" of "Read/ Write Configuration" to save or print current vehicle specification. Refer to Work Procedure .

NOTE: If "Before Replace ECU" of "Read/Write Configuration" cannot be used, use the "Manual Configuration" after replacing BCM.

GO TO 2.
REPLACE BCM
Replace BCM. Refer to BCM : Removal & Installation .

GO TO 3.
WRITING VEHICLE SPECIFICATION
CONSULT Configuration

Perform "After Replace ECU" of "Read / Write Configuration" or "Manual Configuration" to write vehicle specification. Refer to Work Procedure .

GO TO 4.
INITIALIZE BCM (NATS) (IF EQUIPPED)
Perform BCM initialization. (NATS)

WORK END