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Nissan Sentra B18 (2020-2025) Service Manual: Washer Fluid Level Switch Circuit

Diagnosis Procedure

Diagnosis Procedure

Transmits the washer level switch signal to the combination meter.

  1. CHECK WASHER FLUID LEVEL SWITCH SIGNAL CIRCUIT

      1. Ignition switch OFF.

      2. Disconnect combination meter harness connector and washer fluid level switch harness connector.

      3. Check continuity between combination meter harness connector and washer fluid level switch harness connector.

        Combination meter

        Washer fluid level switch

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        M24

        15

        E65

        1

        Yes

      4. Check continuity between combination meter harness connector and ground.

        Combination meter

        —

        Continuity

        Connector

        Terminal

        M24

        15

        Ground

        No

    Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Repair or replace harness or connector.

  2. CHECK WASHER FLUID LEVEL SWITCH GROUND CIRCUIT

    1. Check continuity between washer fluid level switch harness connector and ground.

      Washer fluid level switch

      —

      Continuity

      Connector

      Terminal

      E65

      2

      Ground

      Yes

    Is the inspection result normal?

    YES>>

    Inspection End.

    NO>>

    Repair or replace harness or connector.

Component Inspection

Component Inspection

  1. CHECK WASHER FLUID LEVEL SWITCH

      1. Ignition switch OFF.

      2. Disconnect washer fluid level switch connector.

      3. Check washer fluid level switch.

        Washer fluid level switch

        Washer fluid level

        Continuity

        Terminals

        1

        2

        Washer fluid level switch ON

        Yes

        Washer fluid level switch OFF

        No

    Is the inspection result normal?

    YES >>

    Inspection End.

    NO >>

    Replace washer fluid level switch. Refer to Removal and Installation.

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