Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: Intelligent Key Warning Buzzer
Diagnosis Procedure
CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Check signal between Intelligent Key warning buzzer harness connector and ground using oscilloscope.
(+) (–) Condition Signal
(Reference value)Intelligent Key warning buzzer Connector Terminal B89 1 Ground Sounding
NOTE:
The pulse cycle changes depending on buzzer sounds.

Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
-
Disconnect Intelligent Key unit connector and Intelligent Key warning buzzer connector.
-
Check continuity between Intelligent Key unit harness connector and Intelligent Key warning buzzer harness connector.
Intelligent Key unit Intelligent Key warning buzzer Continuity Connector Terminal Connector Terminal M184 3 B89 1 Yes -
Check continuity between Intelligent Key unit harness connector and ground.
Intelligent Key unit — Continuity Connector Terminal M184 3 Ground No
Is the inspection result normal?
YES>>Replace Intelligent Key unit. Refer to Removal and Installation.
NO>>Repair or replace harness.
CHECK INTELLIGENT KEY WARNING BUZZER GROUND CIRCUIT
Check continuity between Intelligent Key warning buzzer harness connector and ground.
| Intelligent Key warning buzzer | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B89 | 2 | Ground | Yes |
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer. Refer to Component Inspection.
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>Replace Intelligent Key warning buzzer. Refer to Removal and Installation.
Component Inspection
CHECK INTELLIGENT KEY WARNING BUZZER
-
Ignition switch OFF.
-
Disconnect Intelligent Key warning buzzer connector.
-
Connect battery power supply directly to Intelligent Key warning buzzer terminals and check the operation.
Intelligent Key warning buzzer Operation Terminal (+) (−) 1 2 Buzzer sounds
Is the inspection result normal?
YES>>Inspection End.
NO>>Replace Intelligent Key warning buzzer. Refer to Removal and Installation.
Other materials:
2wd. Symptom Diagnosis. Noise, Vibration and Harshness (nvh) Troubleshooting
Noise, Vibration and Harshness (nvh) Troubleshooting
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts. Possible cause and SUSPECTED PARTS Symptom Reference
DRIVE SHAFT FRONT AXLE
Noise Shake Noise Shake Vibration ...
U02bb Can Communication
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
U02BB
00
Lost comm with EVAP sys purge pump
(Lost comm with EVAP sys purge pump)
Diagnosis condition
Ignition switch ON
Signal (terminal)
Signal voltage ...
B2720-05 Corner Sensor [rl]
DTC Description
DTC DETECTION LOGIC DTC CONSULT screen items (Trouble diagnosis content) DTC detection condition
B2720-05
CORNER SENSOR [RL]
(Corner sensor [rear left])
Diagnosis condition
When ignition switch is ON
Signal (terminal)
—
Threshold
Configuration of so ...
