Nissan Sentra B18 (2020-2025) Service Manual: U0073-00 Can Comm Circuit
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|---|---|---|---|
|
U0073-00 |
Control module comm bus "A" Off (Control module communication bus "A" Off) |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
CAN communication signal |
||
|
Threshold |
When a malfunction is detected in CAN communication signal. |
||
|
Diagnosis delay time |
2 seconds or more |
||
POSSIBLE CAUSE
CAN communication
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 “U0073-00” 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:
U1112-24 Deceleration Request Signal
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
...
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Precaution. Precautions
Precautions
Precaution for Supplemental Restraint System (srs) "air Bag" and "seat Belt Pre-Tensioner"
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
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