Factory-style information for owners and repair work

Nissan Sentra techinfo

Find Nissan Sentra owner information, maintenance instructions, technical references, service procedures and useful repair pages in one clean online library.

Nissan Sentra B18 (2020-2025) Service Manual: C1f4f-82 Bcm Can Circuit 1

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

 

C1F4F

82

BCM CAN CIR 1

(Body control module controller area network circuit 1)

Diagnosis condition

When engine is running

Signal (terminal)

CAN communication signal

Threshold

If ADAS control unit 2 detects an error signal that is received from BCM via CAN communication

Diagnosis delay time

1 second or less

POSSIBLE CAUSE

BCM

FAIL-SAFE

The following systems are canceled.

  • Nissan Sentra Vehicle-to-vehicle distance control mode

  • Conventional (fixed speed) cruise control mode

  • AEB

  • I-DA

  • RAB

Confirmation Procedure

Confirmation Procedure

  1. CHECK DTC PRIORITY

    If DTC “C1F4F-82” 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 .

  2. PERFORM DTC CONFIRMATION PROCEDURE

    1. Turn the ignition switch ON.

    2. Perform “All DTC Reading” with CONSULT.

    3. Check if the “C1F4F-82” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

    Is “C1F4F-82” detected as the current malfunction?

    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

DTC Diagnosis Procedure

  1. CHECK DTC PRIORITY

    If DTC “C1F4F-82” is displayed with Network-DTC, first diagnose the Network-DTC.

    Is applicable DTC detected?

    YES >>

    Perform diagnosis of applicable. DTC Index

    NO >>

    GO TO 2 .

  2. PERFORM SELF-DIAGNOSIS OF BCM

    Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.

    Is any DTC detected?

    YES >>

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

    NO >>

    Replace the ADAS control unit 2. Removal and Installation

    C1f48-62 Vehicle Speed Sensor
    Dtc Description DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition   C1F48 62 VHCL SPEED SE CIRC (Nissan Sentr...
    C1f5f-49 Distance Sensor
    Dtc Description DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition   C1F5F 49 ICC SENSOR MALF (Intelligent cru...

    Other materials:

    Steering wheel
    WARNING Do not adjust the steering wheel while driving. Doing so may cause you to lose control of your Nissan Sentra and could result in an accident. Do not position the steering wheel closer to you than necessary for proper steering control and driving comfort. The driver’s air bag ...

    Stop Lamp
    Component Inspection Component Inspection CHECK STOP LAMP 1 Ignition switch OFF. Disconnect rear combination lamp (body side) connector and high-mounted stop lamp connector. ...

    Normal Operating Condition
    Symptom Description Symptom Description FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED) If the status of that the engine speed is above 2,500 rpm under no load (at 0 km/h and the selector lever position is P or N) takes more than the specified time, fuel will be cut off after s ...