Nissan Murano: Dtc/circuit Diagnosis / Push-Button Ignition Switch Circuit

Nissan Murano (Z52) 2015-2024 Service Manual / Electrical & Power Control / Power Control System :: Power Distribution System / Dtc/circuit Diagnosis / Push-Button Ignition Switch Circuit

Component Function Check

CHECK FUNCTION

CONSULT

  1. Select “PUSH SW” in “Data Monitor” mode of “BCM(INTELLIGENT KEY)".

  2. Check the push-button ignition switch signal under the following conditions:

Test item Condition Status
PUSH SW Push-button ignition switch is pressed On
Push-button ignition switch is not pressed Off

Is the indication normal?

YES>>

Inspection End.

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (PUSH-BUTTON IGNITION SWITCH)

  1. Ignition switch OFF.

  2. Disconnect push-button ignition switch connector and IPDM E/R connector.

  3. Check voltage between push-button ignition switch harness connector and ground.

    Push-button ignition switch —

    Voltage

    (Approx.)
    Connector Terminal
    M208 8 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)

  1. Disconnect BCM connector.

  2. Check continuity between BCM harness connector and push-button ignition switch harness connector.

    BCM Push-button ignition switch Continuity
    Connector Terminal Connector Terminal
    M18 1 M208 8 Yes

  3. Check continuity between BCM harness connector and ground.

    BCM — Continuity
    Connector Terminal
    M18 1 Ground No

Is the inspection result normal?

YES>>

Replace BCM. Refer to Removal and Installation.

NO>>

Repair or replace harness or connectors.

CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)

Check voltage between IPDM E/R harness connector and ground.

IPDM E/R —

Voltage

(Approx.)
Connector Terminal
E119 38 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 4.

CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)

  1. Disconnect BCM connector.

  2. Check continuity between IPDM E/R harness connector and BCM harness connector.

    IPDM E/R BCM Continuity
    Connector Terminal Connector Terminal
    E119 38 M18 1 Yes

  3. Check continuity between IPDM E/R harness connector and ground.

    IPDM E/R — Continuity
    Connector Terminal
    E119 38 Ground No

Is the inspection result normal?

YES>>

Replace IPDM E/R. Refer to Removal and Installation.

NO>>

Repair or replace harness or connectors.

CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT

Check continuity between push-button ignition switch harness connector and ground.

Push-button ignition switch — Continuity
Connector Terminal
M208 4 Ground Yes

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace harness or connectors.

CHECK PUSH-BUTTON IGNITION SWITCH

Refer to Component Inspection.

Is the inspection result normal?

YES>>

Refer to Intermittent Incident.

NO>>

Replace push-button ignition switch. Refer to Removal and Installation.

Component Inspection

CHECK PUSH-BUTTON IGNITION SWITCH

  1. Ignition switch OFF.

  2. Disconnect push-button ignition switch connector.

  3. Check continuity between push-button ignition switch terminals.

    Push-button ignition switch Condition Continuity
    Terminals
    4 8 Pressed Yes
    Not pressed No

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace push-button ignition switch. Refer to Removal and Installation.

    B26f1 Ign Relay Off

    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition B26F1 IGN RELAY OFF (Ignition relay off) Diagnosis condition When ignition switch ON...

    Power Supply and Ground Circuit. Ipdm E/r (intelligent Power Distribution Module Engine Room)

    Diagnosis Procedure CHECK FUSIBLE LINKS Check that the following fusible links are not blown: Terminal Signal name Fusible link No. Capacity 1 Battery power supply E 80 A 2 A 250 A C 80 A 3 A 250 A B 100 A N 40 A Is the fusible link blown? YES>> Replace the blown fusible link after repairing the affected circuit...

    Other information:

    Nissan Murano (Z52) 2015-2024 Owners Manual: Extending engine run time


    The Remote Engine Start feature can be extended one time by performing the steps listed in “Remote starting the vehicle” in this section. Run time will be calculated as follows: The first 10 minute run time will start when the Remote Engine Start function is performed...

    Nissan Murano (Z52) 2015-2024 Service Manual: Exit Assist Function


    System Description SYSTEM DIAGRAMSIGNAL TRANSMISSION FUNCTION LISTSeveral types of signals are transmitted from the following units to the driver seat control unit via CAN communication. Component Signal BCM Ignition switch signal Door switch signal TCM Shift position signal IPDM E/R Detention switch signal DESCRIPTIONWhen exiting, if the conditions are satisfied, the seat is moved backward from normal sitting position and the steering column is moved up...

    Categories

    read more

     
    Copyright © 2025 www.nimurano.com