Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

CHECK INSTALLATION OF MOTION ACTIVATED BACK DOOR SENSOR
Check that motion activated back door sensor (lower) is installed normally.

Refer to Removal and Installation .

Is the inspection result normal?

YES

GO TO 3.

NO

GO TO 2.
ADJUST OF MOTION ACTIVATED BACK DOOR SENSOR INSTALLATION AND ERASE DTC
1. Turn ignition switch OFF.
2. Adjust of motion activated back door sensor (lower) installation.
3. Turn ignition switch ON.
4. Select "Self Diagnostic Result" mode of "AUTO BACK DOOR" using CONSULT.
5. Erase DTC, and then repeat "DTC CONFIRMATION PROCEDURE". Refer to DTC Description .
Is DTC "B242D" detected?

YES

GO TO 3.

NO

Inspection End.
REPLACE MOTION ACTIVATED BACK DOOR SENSOR AND ERASE DTC
1. Replace motion activated back door sensor (lower).
2. Turn ignition switch ON.
3. Select "Self Diagnostic Result" mode of "AUTO BACK DOOR" using CONSULT.
4. Erase DTC, and then repeat "DTC CONFIRMATION PROCEDURE". Refer to DTC Description .
Is DTC "B242D" detected?

YES

GO TO 4.

NO

Inspection End.
REPLACE MOTION ACTIVATED BACK DOOR CONTROL UNIT AND ERASE DTC
1. Turn ignition switch OFF.
2. Replace motion activated back door control unit. Refer to Removal and Installation .
3. Turn ignition switch ON.
4. Select "Self Diagnostic Result" mode of "AUTO BACK DOOR" using CONSULT.
5. Erase DTC, and then repeat "DTC CONFIRMATION PROCEDURE". Refer to DTC Description .
Is DTC "B242D" detected?

YES

Replace BCM. Refer to Removal and Installation .

NO

Inspection End.