Nissan Murano: Dtc/circuit Diagnosis / P062f Ecm

Nissan Murano (Z52) 2015-2024 Service Manual / Engine / Engine Control System :: Vq35de / Dtc/circuit Diagnosis / P062f Ecm

DTC Description

DTC DETECTION LOGIC

  • ECM back up system does not function properly.

  • EEPROM (built-in microcomputer) system internal ECM does not function properly.

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P0603

ECM BACK UP/CIRCUIT

[Internal Control Module Keep Alive Memory (KAM) Error] 		Diagnosis condition Ignition switch ON
Signal (terminal) —
Threshold ECM back up system does not function properly
Diagnosis delay time —
P062F

CONTROL MODULE

(Internal control module EEPROM error) 		Diagnosis condition Start engine and let it idle
Signal (terminal) —
Threshold EEPROM (built-in microcomputer) system internal ECM does not function properly
Diagnosis delay time —

POSSIBLE CAUSE

DTC P0603

  • Harness or connectors

    [ECM power supply circuit is open or shorted.]

  • ECM

DTC P062F

  • Harness or connectors

    [ECM power supply circuit is open or shorted.]

  • ECM

FAIL-SAFE

Engine operating condition in fail-safe mode
DTC Fail safe mode Nissan Murano Vehicle behavior
P0603 ECM Engine torque may be limited.
DTC Confirmation Procedure

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is between 11 V  or more with ignition switch ON.

>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON and wait at least 1 second.

  2. Turn ignition switch OFF and wait at least 10 seconds.

  3. Repeat step 1 and 2 for 10 times.

  4. Erase DTC.

  5. Turn ignition switch OFF and wait at least 10 seconds.

  6. Turn ignition switch ON .

  7. Check the DTC.

Is DTC P062F detected?

YES>>

INSPECTION END

NO>>

Proceed to Diagnosis Procedure.

Diagnosis Procedure

INSPECTION START

  1. Turn ignition switch ON and wait at least 1 second.

  2. Turn ignition switch OFF and wait at least 10 seconds.

  3. Repeat step 1 and 2 for 10 times.

  4. Erase DTC.

  5. Turn ignition switch OFF and wait at least 10 seconds.

  6. Turn ignition switch ON .

  7. Check the DTC.

Is DTC erased?

YES>>

INSPECTION END

NO>>

GO TO 2.

REPLACE ECM

  1. Replace ECM. Refer to Removal and Installation.

  2. Perform Additional Service When Replacing ECM. Refer to Description.

>>

INSPECTION END

    P0607 Ecm

    DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition P0607 ECM (Control module performance) Diagnosis condition Ignition switch ON Signal (terminal) — Threshold ECM internal communication system is malfunctioning Diagnosis delay time — POSSIBLE CAUSE ECM FAIL-SAFE Engine operating condition in fail-safe mode Fail safe mode Nissan Murano Vehicle behavior ECM Engine torque may be limited...

    P0643 Sensor Power Supply

    DTC Description DESCRIPTIONECM supplies a voltage of 5 V to some of the sensors systematically divided into 2 groups, respectively. Accordingly, when a short circuit develops in a sensor power source, a malfunction may occur simultaneously in the sensors belonging to the same group as the short-circuited sensor...

    Other information:

    Nissan Murano (Z52) 2015-2024 Service Manual: On Board Refueling Vapor Recovery (orvr)


    Component Function Check CHECK ORVR FUNCTION Check whether the following symptoms are present. Fuel odor from EVAP canister is strong. Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling. Are any symptoms present? YES>> Proceed to Diagnosis Procedure...

    Nissan Murano (Z52) 2015-2024 Service Manual: Rab


    System Description SYSTEM DIAGRAMADAS CONTROL UNIT INPUT/OUTPUT SIGNAL ITEMInput Signal Item Transmit unit Signal name Description ECM CAN communication Closed throttle position signal Receives idle position state (ON/OFF) Accelerator pedal position signal Receives accelerator pedal position (angle) Engine speed signal Receives engine speed TCM CAN communication Current gear position signal Receives a current gear position Shift position signal Receives a selector lever position Output shaft revolution signal Receives the number of revolutions of output shaft Input shaft revolution signal Receives the number of revolutions of input shaft ABS actuator and electric unit (control unit) CAN communication ABS malfunction signal Receives a malfunction state of ABS TCS malfunction signal Receives a malfunction state of TCS VDC malfunction signal Receives a malfunction state of VDC Nissan Murano Vehicle speed signal Receives the wheel speed of all four wheels Brake fluid pressure signal Receives brake fluid pressure Steering angle sensor CAN communication Steering angle sensor signal Receives the amount of rotation, rotational angle, and rotational direction of the steering wheel Combination meter CAN communication System selection signal Receives a selection state of each item in "Emergency Brake" selection with the combination meter Sonar control unit CAN communication Sonar sensor signal Receives obstacle information (existence & distance) BCM CAN communication Stop lamp switch signal Receives an operational state of the brake pedal   Output Signal Item Reception unit Signal name Description ECM CAN communication Torque down request signal Transmits a signal to control the electric throttle control actuator...

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