Nissan Rogue (T33) 2021-Present Service Manual: C1f00-49 Control Unit

Without Propilot Assist 2.1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

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

• I-FCW

• LDW

• I-LI

• BSW

• I-BSI

• RCTA

• TSR

• I-DA

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if the “C1F00-49” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is DTC “C1F00-49” detected?

“CRNT” is displayed: Refer to DTC Diagnosis Procedure.

“PAST” is displayed: Check the 12V battery. Refer to Work Flow.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if any DTC other than “C1F00-XX”, is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is any DTC detected?

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

GO TO 2.

CHECK 12V BATTERY

Check 12V battery. Refer to Work Flow.

Is the inspection result normal?

GO TO 3.

Repair or replace the 12V battery. Refer to Removal and Installation.

PERFORM THE SELF-DIAGNOSIS

CONSULT

1. Ignition switch OFF (Auto ACC function ON).

2. Get out of the Nissan Ariya vehicle, close all doors (other than hood), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

   CAUTION:

   Never operate the Nissan Ariya vehicle.

3. Ignition switch ON without depressing the brake pedal.

4. Perform self-diagnosis for “ICC/ADAS 2”.

Is “C1F00-49” detected as the current malfunction?

Replace the ADAS control unit 2. Refer to Removal and Installation.

Inspection End. (Erase the memory of self-diagnosis results.)

With Propilot Assist 2.1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

ADAS control unit 2

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

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if the “C1F00-49” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F00-49” detected as the current malfunction?

Refer to DTC Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if any DTC other than “C1F00-44”, “C1F00-45”, “C1F00-46”, “C1F00-47”, “C1F00-49”, “C1F00-71”, “C1F00-87” and “C1F96-29” is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is any DTC detected?

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

Replace the ADAS control unit 2. Refer to Removal and Installation.