Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U1c02-08 Lin Communication
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U1C02-08 |
LIN communication (Local interconnect network communication) |
Diagnosis condition | Ignition switch is ON or OFF (auto ACC status). |
| Signal (terminal) | LIN communication signal | ||
| Threshold | BCM detects LIN communication error. | ||
| Diagnosis delay time | 1 second or less | ||
POSSIBLE CAUSE
-
LIN communication circuit
-
Power window main switch
-
Front power window motor (driver side)
-
Passenger door mirror control module
-
Moonroof motor assembly
-
Sunshade motor assembly
-
BCM
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
CHECK DTC PRIORITY 1
If DTC U1C02-08 is displayed with following DTC, first perform the trouble diagnosis for following DTC:
-
B2C40-04
-
B2C41-04
-
B2CCF-04
-
B2F98-04
-
B2F99-04
Is applicable DTC detected?
YES-1>>B2C40-04: Refer to DTC Description.
YES-2>>B2C41-04: Refer to DTC Description.
YES-3>>B2CCF-04: Refer to DTC Description.
YES-4>>B2F98-04: Refer to DTC Description.
YES-5>>B2F99-04: Refer to DTC Description.
NO>>GO TO 2.
CHECK DTC PRIORITY 2
If DTC U1C02-08 is displayed with following DTC, first perform the trouble diagnosis for following DTC:
-
B2C40-95
-
B2C41-95
Is applicable DTC detected?
YES-1>>B2C40-95: Refer to DTC Description.
YES-2>>B2C41-95: Refer to DTC Description.
NO>>GO TO 3.
CHECK SELF-DIAG RESULT
CONSULT
-
Ignition switch ON.
-
Select “Self diagnosis result” mode of “BCM”.
Is DTC detected?
YES>>Refer to DTC 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 PRIORITY 1
If DTC U1C02-08 is displayed with following DTC, first perform the trouble diagnosis for following DTC:
-
B2C40-04
-
B2C41-04
-
B2CCF-04
-
B2F98-04
-
B2F99-04
Is applicable DTC detected?
YES-1>>B2C40-04: Refer to DTC Description.
YES-2>>B2C41-04: Refer to DTC Description.
YES-3>>B2CCF-04: Refer to DTC Description.
YES-4>>B2F98-04: Refer to DTC Description.
YES-5>>B2F99-04: Refer to DTC Description.
NO>>GO TO 2.
CHECK DTC PRIORITY 2
If DTC U1C02-08 is displayed with following DTC, first perform the trouble diagnosis for following DTC:
-
B2C40-95
-
B2C41-95
Is applicable DTC detected?
YES-1>>B2C40-95: Refer to DTC Description.
YES-2>>B2C41-95: Refer to DTC Description.
NO>>GO TO 3.
CHECK FRONT DOOR LH POWER WINDOW OPERATION
Check front door LH power window operation using power window main switch.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Perform diagnosis of DRIVER SIDE POWER WINDOW DOES NOT OPERATE. Refer to Diagnosis Procedure.
CHECK Nissan Ariya Vehicle SPECIFICATION
Check if vehicle equipped automatic drive positioner.
Is equipped automatic drive positioner?
YES>>GO TO 5.
NO>>GO TO 6.
CHECK DOOR MIRROR RH OPERATION
Check door mirror RH operation using power window main switch.
Is the inspection result normal?
YES>>GO TO 6.
NO>>Perform diagnosis of DOOR MIRROR DOES NOT OPERATE. Refer to Diagnosis Procedure (With automatic drive positioner system).
CHECK Nissan Ariya Vehicle SPECIFICATION
Check if vehicle equipped moonroof.
Is equipped moonroof?
YES>>GO TO 7.
NO>>Inspection End.
CHECK MOONROOF AND SUNSHADE OPERATION
Check moonroof and sunshade operation.
Is the inspection result normal?
YES>>Inspection End.
NO-1>>Perform diagnosis of MOONROOF AND SUNSHADE DOES NOT OPERATE PROPERLY. Refer to Diagnosis Procedure.
NO-2>>Perform diagnosis of MOONROOF DOES NOT OPERATE PROPERLY. Refer to Diagnosis Procedure.
NO-3>>Perform diagnosis of SUNSHADE DOES NOT OPERATE PROPERLY. Refer to Diagnosis Procedure.
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System Description
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DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
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Diagnosis condition
When ignition switch is ON.
When the power supply voltage is normal.
Signal (terminal)
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DTC DETECTION LOGIC DTC No.
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(Trouble diagnosis content) DTC detection condition
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Diagnosis condition
Ignition switch ON
Signal (Terminal)
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