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: Moonroof Does Not Operate Properly. Diagnosis Procedure

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT

    1. Check BCM power supply and ground circuit.

      Refer to Diagnosis Procedure.

    Is the inspection result normal?

    YES >>

    GO TO 2.

    NO >>

    Repair or replace malfunctioning parts.

  2. CHECK MOONROOF MOTOR ASSEMBLY POWER SUPPLY AND GROUND CIRCUIT

    1. Check moonroof motor assembly power supply and ground circuit.

      Refer to Component Function Check.

    Is the inspection result normal?

    YES >>

    Check intermittent incident. Refer to Intermittent Incident.

    NO >>

    Repair or replace malfunctioning parts.

    Auto Operation Does Not Operate. Diagnosis Procedure
    Diagnosis Procedure Diagnosis Procedure PERFORM INITIALIZATION PROCEDURE Perform initialization procedure. Refer to Description. Is the inspection result normal? YES >> In...

    Other materials:

    Power Supply and Ground Circuit. Diagnosis Procedure
    Diagnosis Procedure Diagnosis Procedure CHECK FUSE Check that the following fuse is not blown: Signal name ...

    Heated seat switches
    WARNING Do not use the seat heater, or allow passengers to use it, if you or they cannot monitor elevated seat temperatures or have reduced sensitivity to pain in body areas contacting the seat. Use of the heated seats under these conditions could result in serious injury. CAUTION Th ...

    Shift Position Indicator Circuit
    Component Parts Function Inspection Component Parts Function Inspection CHECK SHIFT POSITION INDICATOR Start the engine. Shift selector lever. Check that the shift position and the shift po ...