Nissan Rogue (T33) 2021-Present Service Manual: B2721-81 Center Sensor [rl]
DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen items (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B2721-81 |
CENTER SENSOR [RL] Center sensor [RL] |
Diagnosis condition | When ignition switch is ON | |
| Signal (terminal) | Rear sonar sensor signal LH inner | |||
| Threshold | An abnormal sensor signal is input from sonar sensor | |||
| Diagnosis delay time | 4 seconds or more | |||
POSSIBLE CAUSE
Rear sonar sensor LH inner
FAIL-SAFE
Stop the obstacle detection function
CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 30 seconds.
-
Turn ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “SONAR” using CONSULT.
-
Check the DTC.
Is DTC “B2721–81” detected?
YES>>Refer to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
Diagnosis Procedure
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
With CONSULT
-
Turn ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC B2721-81 detected again?
YES>>Replace the rear sonar sensor LH inner. Refer to Removal and Installation.
NO>>INSPECTION END
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DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detected condition
B2601-42
Memory failure for firmware over the air
Diagnosis condition
When ignition switch is ON.
Signal (terminal)
—
Threshold
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Description
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that keeps each engine idle speed within the specific range. It must be
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