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.
Other materials:
P0300 Misfire
DTC Description
DTC DETECTION LOGICWhen a misfire occurs, engine speed
will fluctuate. If the engine speed fluctuates enough to cause the
crankshaft position (CKP) sensor signal to vary, ECM can determine that a
misfire is occurring. Sensor Input signal to ECM ECM function
Crankshaft pos ...
P1526 Ascd System
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P1526
00
Nissan Ariya Vehicle speed sensor
(Vehicle speed sensor)
Diagnosis condition
Ignition switch ON
Signal
CAN communication signal
Threshold ...
Dtc/circuit Diagnosis. B2490-19 Front Seat Heater Lh
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
B2490-19
FRONT SEAT HEATER LH
(Front seat heater LH)
Diagnosis condition
Engine running
Signal (terminal)
—
Threshold
CPU in front seat heater LH ...
