Nissan Sentra B18 (2020-2025) Service Manual: B2a0b Vehicle Speed Sensor
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|---|---|---|---|
|
B2A0B–86 |
Nissan Sentra Vehicle speed sensor (ABS actuator and electric unit) |
Diagnosis condition |
Ignition switch ON |
|
Signal (terminal) |
CAN communication signal |
||
|
Threshold |
Received Nissan Sentra vehicle speed signals (wheel speed) from ABS actuator and electric unit (control unit) are inconsistent |
||
|
Diagnosis delay time |
2 seconds or more |
||
POSSIBLE CAUSE
-
Wheel speed sensor
-
ABS actuator and electric unit (control unit)
-
Around view monitor control unit
FAIL-SAFE
-
The around view monitor screen does not disappear even when the Nissan Sentra vehicle speed exceeds 6.2 MPH (10 km/h).
-
MOD (Moving Object Detection) function is cancelled.
Confirmation Procedure
Confirmation Procedure
-
PERFORM DTC CONFIRMATION PROCEDURE
-
CONSULT-
Ignition switch ON.
-
Ignition switch OFF and wait at least 30 seconds.
-
Ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “AVM”.
-
Check DTC.
-
Is DTC B2A0B–86 detected?
YES >>Proceed to DTC Diagnosis Procedure.
NO >>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>Confirmation after repair: Inspection End.
-
Dtc Diagnosis Procedure
DTC Diagnosis Procedure
-
CHECK SELF DIAGNOSTIC RESULT
-
CONSULTCheck if U2148–87 is detected with B2A0B–86 in “Self Diagnostic Result” mode of “AVM”.
Is U2148–87 detected?
YES >>Perform diagnosis of U2148–87. Refer to DTC Description.
NO >>GO TO 2.
-
-
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT
-
CONSULT-
Ignition switch ON.
-
Ignition switch OFF and wait at least 30 seconds.
-
Ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “ABS”.
-
Check DTC.
-
Are any DTCs detected?
YES >>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO >>Replace around view monitor control unit. Refer to Removal and Installation.
-
Other materials:
B1036-16 Ignition Voltage
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen items
(Trouble diagnosis
content)
DTC Detection Condition
...
P2809-00 Pressure Control Solenoid G
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
...
B107e-52 Air Bag Lock Mode
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen items
(Trouble diagnosis
content)
DTC Detection Condition
...