Nissan Rogue (T33) 2021-Present Service Manual: C1f70-87 Ethernet Circuit
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| C1F70 | 87 |
Ethernet circuit (Ethernet circuit) |
Diagnosis condition | When engine is running |
| Signal (terminal) | Ethernet | |||
| Threshold | If ADAS control unit 2 is not receiving ethernet communication signal from front camera unit | |||
| Diagnosis delay time | 5 seconds or more | |||
POSSIBLE CAUSE
-
Ethernet harness
-
ADAS control unit 2
-
Front camera unit
FAIL-SAFE
The following systems are canceled.
-
Vehicle-to-vehicle distance control mode
-
Conventional (fixed speed) cruise control mode
-
Steering wheel assistance function
-
AEB
-
RAB
-
I-FCW
-
LDW
-
I-LI
-
BSW
-
I-BSI
-
RCTA
-
TSR
-
I-DA
CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
-
Start the engine and wait at least 5 seconds.
-
Perform “All DTC Reading” with CONSULT.
-
Check if the DTC “C1F70-87” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.
Is DTC “C1F70-87” detected as the current malfunction?
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 CONNECTOR
-
Ignition switch OFF.
-
Check the ethernet harness connectors and terminals of ADAS control unit 2 and front camera unit for damage or looseness.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace the malfunction part, securely lock the harness connector.
PERFORM ALL DTC READING
-
Ignition switch ON.
-
Perform “All DTC Reading” with CONSULT.
-
Check if any DTCs of ethernet (DTC “C250C-88” and/or “U276B-88”) are detected in “Self Diagnostic Result” of “LANE CAMERA”
Are any DTCs of ethernet detected?
YES>>Replace the ADAS control unit 2 (Refer to Removal and Installation), and GO TO 3.
NO>>Replace the front camera unit. Refer to Removal and Installation.
PERFORM DTC CONFIRMATION PROCEDURE-1
-
Erases all self-diagnosis results with CONSULT.
-
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC “C1F70-87” detected as the current malfunction?
YES>>Replace the front camera unit (Refer to Removal and Installation), and GO TO 4.
NO>>INSPECTION END
PERFORM DTC CONFIRMATION PROCEDURE-2
-
Erases all self-diagnosis results with CONSULT.
-
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC “C1F70-87” detected as the current malfunction?
YES>>Replace the ethernet harness between ADAS control unit 2 and front camera unit.
NO>>INSPECTION END
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DTC Description
DTC DETECTION LOGICNOTE:
If DTC P2135 is displayed with DTC P06B0, first perform the trouble diagnosis for DTC P06B0. Refer to DTC Description.
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P2135
00
TP SENSOR-B1
(Throttle/Pedal ...
Power Supply and Ground Circuit
8ch Can Gateway
Diagnosis Procedure
CHECK FUSE
Check that the following fuse are not blown.
Signal name Fuse No.
Battery power supply
16
Ignition power supply
9
Is the fuse blown (open)?
YES>>
Replace the blown fuse after repairing the affected circuit if a fuse ...
Dtc/circuit Diagnosis. C18d6-09 Brake Power Supply Back up Unit
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition
C18D6
09
Backup power supply unit
1
Diagnosis condition
When Ignition switch is ON.
Signal (terminal)
Brake power supply backup unit signal
Threshold
When a malfunction is de ...
