Nissan Sentra B18 (2020-2025) Service Manual: U2148-87 Can Comm Err (brake Control Unit)
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|---|---|---|---|
|
U2148-87 |
CAN comm err (brake control unit) [Controller area network communication error (brake control unit)] |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
CAN communication signal |
||
|
Threshold |
When a Lost communication with ABS actuator and electric unit (control unit). |
||
|
Diagnosis delay time |
2 seconds or more |
||
POSSIBLE CAUSE
-
CAN communication line
-
ABS actuator and electric unit (control unit)
-
EPS control unit
FAIL-SAFE
Normal control
Confirmation Procedure
Confirmation Procedure
-
PRECONDITIONING
-
If “Confirmation Procedure” has been previously conducted, always place the ignition switch OFF and wait at least 10 seconds before conducting the next test.
GO TO 2.
-
-
DTC REPRODUCTION PROCEDURE
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “EPS/DAST 3”.
-
Is DTC “U2148-87” detected?
YES >>Proceed to diagnosis procedure. Refer to DTC Diagnosis Procedure.
NO >>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>Confirmation after repair: Inspection End.
-
Other materials:
C1f4f-82 Bcm Can Circuit 1
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
conditi ...
P062d Ecm
Dtc Description
DTC Description
This DTC is detected when the ECM-integrated injector driver unit
has a malfunction.
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosi ...
Starting System. System Description
Component Parts
Starting System (with Cvt)
Component Parts Location
Component Parts
Location
A.
View with engine removed.
...