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Nissan Sentra B18 (2020-2025) Service Manual: C1f5f-A2 Distance Sensor

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition
 

C1F5F

A2

ICC SENSOR MALF

(Intelligent cruise control sensor malfunction)

Diagnosis condition

When ignition switch is ON

Signal (terminal)

CAN communication

Threshold

Distance sensor power supply voltage is malfunction

Diagnosis delay time

1 second or less

POSSIBLE CAUSE

  • Harness, connector, fuse

  • Distance sensor

FAIL-SAFE

The following systems are canceled.

  • Nissan Sentra Vehicle-to-vehicle distance control mode

  • Conventional (fixed speed) cruise control mode

  • AEB

  • I-FCW

Confirmation Procedure

Confirmation Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE

    1. Turn the ignition switch ON.

    2. Perform “All DTC Reading” with CONSULT.

    3. Check if the “C1F5F-A2” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

    Is “C1F5F-A2” detected as the current malfunction?

    YES >>

    DTC Diagnosis Procedure

    NO-1 >>

    To check malfunction symptom before repair: Intermittent Incident

    NO-2 >>

    Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK DISTANCE SENSOR SUPPLY AND GROUND CIRCUIT

    Check power supply and ground circuit of distance sensor. Refer to Diagnosis Procedure.

    Is the inspection result normal?

    YES >>

    Replace the distance sensor. Refer to Removal and Installation

    NO >>

    Repair or replace the malfunctioning parts.

    C1f5f-49 Distance Sensor
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