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Nissan Sentra B18 (2020-2025) Service Manual: B12b8-97 Collision Detection

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC Detection Condition

B12B8–97

Rollover collision

(Rollover collision)

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Threshold

Diagnosis delay time

POSSIBLE CAUSE

  • Malfunction of rollover-related parts

  • Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

DTC CONFIRMATION PROCEDURE

  1. INSPECTION START

    1. Ignition switch ON.

    >>

    GO TO 2.

  2. CHECK SELF DIAGNOSTIC RESULT

    1. CONSULT

      1. Select “Self Diagnostic Result” mode of “AIR BAG”.

      2. Check for DTC.

    Is the DTC detected?

    YES>>

    Refer to DTC Diagnosis Procedure.

    NO>>

    Inspection End.

Diagnosis Procedure

Diagnosis Procedure

Refer to For Frontal Collision or For Side and Rollover Collision.

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