Nissan Rogue (T33) 2021-Present Service Manual: C1f03-73 Stop Lamp Relay
Without Propilot Assist 2.1
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| C1F03 | 73 |
OPERATION SW CIRC (Operation switch circuit) |
Diagnosis condition |
|
| Signal (terminal) | — | |||
| Threshold | Stop lamp inactive state despite the outputting of a stop lamp request signal from ADAS control unit 2 | |||
| Diagnosis delay time | 1 second or less | |||
POSSIBLE CAUSE
-
BCM
-
ADAS control unit 2
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
CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC “C1F03-73” is displayed with Network-DTC, first diagnose the Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>GO TO 2 .
PERFORM DTC CONFIRMATION PROCEDURE
-
Start the engine.
-
Turn the AEB system ON
-
Perform “All DTC Reading”.
-
Check if the “C1F03-73” is detected as the current malfunction in the “Self Diagnostic Result” of “ICC/ADAS 2”.
Is “C1F03-73” 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 DTC PRIORITY
If DTC “C1F03-73” is displayed with Network-DTC, first diagnose the Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>GO TO 2.
PERFORM SELF-DIAGNOSIS OF BCM
Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.
Is any DTC detected?
YES>>Repair or replace the malfunctioning parts identified by the self-diagnosis result. Refer to DTC Index.
NO>>Replace ADAS control unit 2. Refer to Removal and Installation.
With Propilot Assist 2.1
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| C1F03 | 73 | OPERATION SW CIRCUIT | Diagnosis condition | When engine is running |
| Signal (terminal) | Stop lamp request signal | |||
| Threshold | Stop lamp inactive state despite the outputting of a stop lamp request signal from ADAS control unit 2 | |||
| Diagnosis delay time | 60 seconds or more | |||
POSSIBLE CAUSE
BCM
FAIL-SAFE
The following systems are canceled.
-
Vehicle speed & vehicle-to-vehicle control function
-
Lane keep function*1
-
Lane keep function*2
-
Lane change support function
-
Overtaking support function
-
Route driving support function
-
FEB
-
RAB
-
PFCW
-
LDP
-
Blind Spot Intervention
-
TSR
-
DAA
*1: ProPILOT Assist 2.1 display is green
*2: ProPILOT Assist 2.1 display is blue
CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC “C1F03-73” is displayed with Network-DTC, first diagnose the Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>GO TO 2 .
PERFORM DTC CONFIRMATION PROCEDURE
NOTE:
To prevent the possibility of accident, perform component function check instead of DTC confirmation procedure.
-
Start the engine.
-
Perform the active test items “STOP LAMP 1” and “STOP LAMP 2” of “BCM” with CONSULT.
Is the inspection result normal?
YES-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
YES-2>>Confirmation after repair: INSPECTION END
NO>>Refer to DTC Diagnosis Procedure.
DTC Diagnosis Procedure
CHECK DTC PRIORITY
If DTC “C1F03-73” is displayed with Network-DTC, first diagnose the Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable.Refer to DTC Index.
NO>>GO TO 2.
CHECK BCM SELF-DIAGNOSTIC RESULT
CONSULT
Check if any DTC is detected in “Self Diagnostic Result” mode of “BCM”.
Is any DTC detected?
YES>>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO>>GO TO 3.
CHECK ADAS CONTROL UNIT 2 SELF-DIAGNOSTIC RESULT
Check if any DTC is detected in “Self Diagnostic Result” mode of “ICC/ADAS 2”.
Is any DTC detected?
YES>>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO>>Replace the ADAS control unit 2. Refer to Removal and Installation.
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