Nissan Rogue (T33) 2021-Present Service Manual: U1ca1-08 Lin Communication 2
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| U1CA1-08 |
LIN communication 2 (Local interconnect network communication 2) |
Diagnosis condition | Ignition switch ON |
| Signal (Terminal) | LIN (A/C control) signal | ||
| Threshold | A/C amp. is not transmitting or receiving LIN communication with A/C switch assembly or rear air control (with rear air control) | ||
| Diagnosis delay time | 2 second or more | ||
POSSIBLE CAUSE
-
A/C switch assembly
-
Rear air control (with rear air control)
-
A/C amp.
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON.
-
Select “Self diagnosis result” mode of “HVAC”.
-
Check DTC.
Is DTC detected?
YES>>Refer to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
CHECK DTC
CONSULT
-
Ignition switch ON.
-
Select “Self diagnosis result” mode of “HVAC”.
-
Check following DTC.
DTC Items
(CONSULT screen terms)Reference B24B4-02 A/C CONTROL COMM DTC Description U1CB1-02 A/C control 2 communication DTC Description
Is DTC detected?
YES>>Perform DTC diagnosis procedure that is detecting.
NO>>Replace A/C amp. Refer to Removal and Installation.
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DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P026B
00
Injection timing
Diagnosis condition
—
Signal
—
Threshold
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