Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: B2921-A3 Driver Seat Control Unit
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| B2921-A3 |
Driver seat control unit (Driver seat control unit) |
Diagnosis condition | The power consumption control of driver seat control unit is in wake-up state |
| Signal (terminal) | Battery power supply (terminal #48) | ||
| Threshold | 18 V or more | ||
| Diagnosis delay time | 1 second or more | ||
POSSIBLE CAUSE
Charging system
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON.
-
Select “Self diagnosis result” mode of “DRIVER SEAT”.
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
CHECK CHARGING SYSTEM
Perform trouble diagnosis for charging system. Refer to Work Flow (With EXP-800 NI or GR8-1200 NI) or Work Flow (Without EXP-800 NI or GR8-1200 NI).
>>
Inspection End.
Other materials:
Preparation
Commercial Service Tools
Tool Description
Power tool
Loosening screws
Sealant or/and Lubricant
Name Description
Primer (3M K500, K520 or equivalent)
Primer for attaching sonar sensor holder to bumper
...
Variable Compression Ratio Motor
Component Inspection
CHECK VCR MOTOR
Turn ignition switch OFF.
Disconnect VCR motor harness connector.
Check the continuity between VCR motor terminals as per the following.
VCR motor Continuity
Terminal
2
3
Existed
1
3
1
Check harness for short ...
Dtc/circuit Diagnosis. U2152-57 Can Comm Err (adas Control Unit)
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC Detection Condition
U2152-57
CAN comm err (ADAS control unit)
[Control area network communication error (ADAS control unit)]
Diagnosis condition
-
Signal (terminal)
-
Thre ...