Nissan Sentra B18 (2020-2025) Service Manual: B24b4-02 A/c Control
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
||
|---|---|---|---|---|
|
B24B4-02 |
A/C CONTROL (Air conditioning control) |
[GENERAL SIGNAL FAILURE] |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
– |
|||
|
Threshold |
– |
|||
|
Diagnosis delay time |
30 seconds or more |
|||
POSSIBLE CAUSE
A/C auto amp. (Internal circuit malfunction)
FAIL-SAFE
—
Confirmation Procedure
Confirmation Procedure
-
PERFORM SELF DIAGNOSTIC RESULT
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “HVAC”.
-
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
DTC Diagnosis Procedure
-
PERFORM SELF DIAGNOSTIC RESULT
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “HVAC”.
-
Select “ERASE”.
-
Ignition switch OFF.
-
Ignition switch ON.
-
Perform “DTC CONFIRMATION PROCEDURE”. Refer to Confirmation Procedure.
-
Is DTC detected again?
YES >>Replace A/C auto amp. Refer to Removal and Installation.
NO >>Inspection End.
-
Other materials:
U2148-87 Can Comm Err (brake Control Unit)
Dtc Description
DTC Description
DESCRIPTION
CAN (Controller Area Network) is a serial communication
line for real time applications. It is an on-Nissan Sentra vehicle multiplex communication
line with high data communication speed and excellent error detection
ability. Modern Nissan ...
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Exploded View
Exploded View
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