Nissan Murano: Automatic Drive Positioner :: Dtc/circuit Diagnosis / Seat Memory Switch

Nissan Murano (Z52) 2015-2024 Service Manual / Body Interior / Automatic Drive Positioner :: Dtc/circuit Diagnosis / Seat Memory Switch

Component Function Check

DATA MONITOR

CONSULT

  1. Select “MEMORY SW 1”, “MEMORY SW 2” and “SET SW” in “Data Monitor” mode of “AUTO DRIVE POS.”.

  2. Check that the function operates normally according to the following conditions:

    Monitor item Condition Status
    MEMORY SW 1 Memory switch 1 Push ON
    Release OFF
    MEMORY SW 2 Memory switch 2 Push ON
    Release OFF
    SET SW Set switch Push ON
    Release OFF

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Perform diagnosis procedure. Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK SEAT MEMORY SWITCH SIGNAL

  1. Ignition switch OFF.

  2. Disconnect seat memory switch.

  3. Ignition switch ON.

  4. Check voltage between seat memory switch harness connector and ground.

(+) (–)

Voltage

(Approx.)
Seat memory switch
Connector Terminal
D51 8 Ground 5V
2
3

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK MEMORY SWITCH CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect driver seat control unit.

  3. Check continuity between driver seat control unit harness connector and seat memory switch harness connector.

    Driver seat control unit Seat memory switch Continuity
    Connector Terminal Connector Terminal
    B209 11 D51 3 Yes
    21 8
    27 2

  4. Check continuity between driver seat control unit harness connector and ground.

    Driver seat control unit Ground Continuity
    Connector Terminal
    B209 11 No
    21
    27

Is the inspection result normal?

YES>>

Replace driver seat control unit. Refer to Removal and Installation.

NO>>

Repair or replace harness.

CHECK MEMORY SWITCH GROUND CIRCUIT

Check continuity between seat memory switch harness connector and ground.

Seat memory switch Ground Continuity
Connector Terminal
D51 1 Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace harness.

CHECK SEAT MEMORY SWITCH

Refer to Component Inspection.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Replace seat memory switch. Refer to Removal and Installation.

Component Inspection

CHECK SEAT MEMORY SWITCH

  1. Ignition switch OFF.

  2. Disconnect seat memory switch.

  3. Check continuity between seat memory switch terminals.

    Seat memory switch Condition Continuity
    Terminal
    1 2 Memory switch 1 Push Yes
    Release No
    3 Memory switch 2 Push Yes
    Release No
    8 Set switch Push Yes
    Release No

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace seat memory switch. Refer to Removal and Installation.

    Tilt Switch

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    Main Power Window and Door Mirror Switch. Select Switch

    Component Function Check DATA MONITOR CONSULT Select “MIR CHNG SW-R” and “MIR CHNG SW-L” in “Data Monitor” mode of “AUTO DRIVE POS.”...

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