Nissan Rogue (T33) 2021-Present Service Manual: B2721-88 Center Sensor [rl]
DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen items (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B2721-88 |
CENTER SENSOR [RL] (Center sensor [RL]) |
Diagnosis condition | When ignition switch is ON | |
| Signal (terminal) | — | |||
| Threshold | Communication error | |||
| Diagnosis delay time | 4 seconds or more | |||
POSSIBLE CAUSE
-
Harness and connector between sonar control unit and rear sonar sensor LH inner
-
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 “B2721–88” 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
CHECK REAR SONAR SENSOR SIGNAL LH INNER CIRCUIT (1)
-
Turn ignition switch OFF.
-
Disconnect sonar control unit connector and rear sonar sensor LH inner connector.
-
Turn ignition switch ON.
-
Check voltage between sonar control unit harness connector and ground.
Sonar control unit (-) Voltage (Approx. ) Connector Terminal B20 21 Ground 0 V
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair harness or connector.
CHECK REAR SONAR SENSOR SIGNAL LH INNER CIRCUIT (2)
-
Turn ignition switch OFF.
-
Check continuity between rear sonar sensor LH inner harness connector and ground.
| Rear sonar sensor LH inner | Ground | Continuity | |
| Connector | Terminal | ||
| B459 | 2 | Not existed | |
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair the harness or connector.
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
With CONSULT
-
Connect sonar control unit connector and rear sonar sensor LH inner connector.
-
Turn ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC B2721-88 detected again?
YES>>Replace the rear sonar sensor LH inner. Refer to Removal and Installation.
NO>>INSPECTION END
Other materials:
System Description. Component Parts. Drive Mode System
Drive Mode System
Component Parts Location
No. Component Function
1.
Drive mode select switch
Refer to Drive Mode Select Switch.
2.
Chassis control module
Chassis control module controls the drive mode select system.
Refer to Component Parts Location (without ProPILOT Assi ...
Magnetic Clutch
Component Function Check
CHECK MAGNETIC CLUTCH OPERATION
CONSULT
Select “HVAC TEST” in “Active test” mode of “HVAC”.
Touch “MODE 1”.
With operating the test item, check magnetic clutch operation by listening and viewing.
Does it operate normally?
YES>>
...
P0191 Frp Sensor
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
P0191
00
FRP SENSOR A
(Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1)
Diagnosis condition
Ignition switch ON
Signal (terminal)
Fuel rail pressur ...
