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Home >> Nissan-Datsun >> 2021 >> Altima SL, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> Component/Circuit Diagnosis >> Brake Warning Lamp >> Component Function Check
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Component Function Check

  1. CHECK BRAKE WARNING LAMP FUNCTION 

    Check that brake warning lamp in combination meter turns ON for 1 second after ignition switch is placed in the ON position.

    CAUTION: Never start the engine.

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Refer to Diagnosis Procedure .

  2. CHECK BRAKE WARNING LAMP FUNCTION 

    Check that brake warning lamp turns ON/OFF when parking brake is operated.

    NOTE: Brake warning lamp turns ON when parking brake is operated (when parking brake switch is ON).

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Check the parking brake switch system. Refer to Diagnosis Procedure .

  3. CHECK BRAKE WARNING LAMP FUNCTION 

    Check that brake warning lamp in combination meter turns ON/OFF when brake fluid level switch is operated while brake fluid level in reservoir tank is with the specified level.

    NOTE: Brake warning lamp turns ON when brake fluid is less than the specified level (when brake fluid level switch is ON).

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Check the brake fluid level switch system. Refer to Exploded View .

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