Nissan Sentra B18 (2020-2025) Service Manual: U2156-87 Can Comm Circuit
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|---|---|---|---|
|
U2156-87 |
CAN COMM err (steering angle sensor) [Controller area network communication error (steering angle sensor)] |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
CAN communication signal |
||
|
Threshold |
When a Lost communication with chassis control module (with built in steering angle sensor). |
||
|
Diagnosis delay time |
2 seconds or more |
||
POSSIBLE CAUSE
-
CAN communication line
-
Chassis control module (with built in steering angle sensor)
-
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 “U2156-87” 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:
Front Auxiliary Input Jacks
Diagnosis Procedure
Diagnosis Procedure
AUX JACK
CHECK AUX JACK HARNESS CONTINUITY
Ignition switch OFF.
Disconnect AV control unit connector and front
auxiliary input j ...
Intelligent Key Button Operation Has Poor Range (one Key)
Description
Description
Intelligent Key button operation has poor range.
(One Intelligent Key has the symptom, other keys operate
normally.)
SYMPTOM TABLE (ONE INTELLIGENT KEY HAS THE
SYMPTOM, OTHER KEYS OPERATE NORMALLY)
...
B0012-55 Active Vent
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen items
(Trouble diagnosis
content)
DTC Detection Condition
...