Nissan Rogue (T33) 2021-Present Service Manual: B2722-12 Center Sensor [rr]

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness and connector between sonar control unit and rear sonar sensor RH inner

• Rear sonar sensor RH inner

FAIL-SAFE

Stop the obstacle detection function

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait at least 30 seconds.

3. Turn ignition switch ON and wait at least 30 seconds or more.

4. Select “Self Diagnostic Result” mode of “SONAR” using CONSULT.

5. Check the DTC.

Is DTC “B2722–12” detected?

Refer to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK REAR SONAR SENSOR SIGNAL RH INNER CIRCUIT (1)

1. Turn ignition switch OFF.

2. Disconnect sonar control unit connector and rear sonar sensor RH inner connector.

3. Turn ignition switch ON.

4. Check voltage between sonar control unit harness connector and ground.

   Sonar control unit		(-)	Voltage (Approx. )
   Connector	Terminal
   B20	9	Ground	0 V

Is the inspection result normal?

GO TO 2.

Repair harness or connector.

CHECK REAR SONAR SENSOR SIGNAL RH INNER CIRCUIT (2)

1. Turn ignition switch OFF.

2. Check continuity between rear sonar sensor RH inner harness connector and ground.

Is the inspection result normal?

Replace the rear sonar sensor RH inner. Refer to Removal and Installation.

Repair the harness or connector.