Nissan Murano: Roof :: Dtc/circuit Diagnosis / Moonroof Switch

Nissan Murano (Z52) 2015-2024 Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Roof :: Dtc/circuit Diagnosis / Moonroof Switch

Description

Transmits switch operation signal to moonroof motor assembly.

Diagnosis Procedure

CHECK MOONROOF SWITCH INPUT SIGNAL

  1. Ignition switch ON.

  2. Check voltage between moonroof motor assembly harness connector and ground.

    (+) (–) Condition

    Voltage

    (Approx.)
    Moonroof motor assembly
    Connector Terminals
    R4 7 Ground

    Moonroof switch is operated

    TILT DOWN or OPEN     		0 V
    Other than above Battery voltage
    8

    Moonroof switch is operated

    TILT UP or CLOSE     		0 V
    Other than above Battery voltage

Is the inspection result normal?

YES>>

Inspection End.

NO>>

GO TO 2.

CHECK MOONROOF SWITCH CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect moonroof motor assembly connector and moonroof switch connector.

  3. Check continuity between moonroof motor assembly harness connector and moonroof switch harness connector.

    Moonroof motor assembly Moonroof switch Continuity
    Connector Terminal Connector Terminal
    R4 7 R9 1 Yes
    8 8

  4. Check continuity between moonroof motor assembly harness connector and ground.

    Moonroof motor assembly — Continuity
    Connector Terminal
    R4 7 Ground No
    8

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace the harness.

CHECK MOONROOF SWITCH GROUND CIRCUIT

Check continuity between moonroof switch harness connector and ground.

Moonroof switch — Continuity
Connector Terminal
R9 6 Ground Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace the harness.

CHECK MOONROOF SWITCH

Check moonroof switch.

Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace moonroof switch. Refer to Removal and Installation.

CHECK INTERMITTENT INCIDENT

Refer to Intermittent Incident.

>>

Inspection End.

Component Inspection

MOONROOF SWITCH

CHECK MOONROOF SWITCH

  1. Ignition switch OFF.

  2. Disconnect moonroof switch connector.

  3. Check continuity between moonroof switch terminals.

Moonroof switch Condition Continuity
Terminals
1 6 Moonroof switch is operated -DOWN/ OPEN Yes
Other than above No
8 Moonroof switch is operated -UP/ CLOSE Yes
Other than above No

Is the inspection result normal?

YES>>

Moonroof switch is OK.

NO>>

Replace moonroof switch. Refer to Removal and Installation.

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