Nissan Murano: Automatic Drive Positioner :: Dtc/circuit Diagnosis / Telescopic Sensor

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

Component Function Check

DATA MONITOR

CONSULT

  1. Select “TELESCO PULSE” in “Data Monitor” mode of “AUTO DRIVE POS.”.

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

Monitor item Condition Value
TELESCO PULSE Steering column Operate (forward) Change (decrease)
Operate (backward) Change (increase)
Release No change

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Perform diagnosis procedure. Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK TELESCOPIC SENSOR SIGNAL

  1. Ignition switch ON.

  2. Check voltage signal between driver seat control unit connector and ground with oscilloscope.

(+) (–) Condition

Voltage signal

(Approx.)
Driver seat control unit
Connector Terminal
B209 12 Ground Steering column Operate

Other than above 0V or 5V

Is the inspection result normal?

YES>>

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

NO>>

GO TO 2.

CHECK TELESCOPIC SENSOR CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect driver seat control unit and telescopic motor.

  3. Check continuity between driver seat control unit harness connector and telescopic motor harness connector.

    Driver seat control unit Telescopic motor Continuity
    Connector Terminal Connector Terminal
    B209 12 M94 4 Yes

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

    Driver seat control unit Ground Continuity
    Connector Terminal
    B209 12 No

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace harness.

CHECK TELESCOPIC SENSOR POWER SUPPLY

  1. Connect driver seat control unit.

  2. Ignition switch ON.

  3. Check voltage between telescopic motor harness connector and ground.

    (+) (–)

    Voltage

    (Approx.)
    Telescopic motor
    Connector Terminal
    M94 5 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 4.

CHECK TELESCOPIC SENSOR POWER SUPPLY CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect automatic drive positioner control unit.

  3. Check continuity between automatic drive positioner control unit harness connector and telescopic motor harness connector.

    Automatic drive positioner control unit Telescopic motor Continuity
    Connector Terminal Connector Terminal
    M34 27 M94 5 Yes

  4. Check continuity between automatic drive positioner control unit harness connector and ground.

    Automatic drive positioner control unit Ground Continuity
    Connector Terminal
    M34 27 No

Is the inspection result normal?

YES>>

Replace automatic drive positioner control unit. Refer to Removal and Installation.

NO>>

Repair or replace harness.

CHECK TELESCOPIC SENSOR GROUND CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect automatic drive positioner control unit.

  3. Check continuity between automatic drive positioner control unit harness connector and telescopic motor harness connector.

    Automatic drive positioner control unit Telescopic motor Continuity
    Connector Terminal Connector Terminal
    M33 20 M94 3 Yes

Is the inspection result normal?

YES>>

Replace telescopic motor. Refer to Exploded View.

NO>>

Repair or replace harness.

    Sliding Sensor

    Component Function Check DATA MONITOR CONSULT Select “SLIDE PULSE” in “Data Monitor” mode of “AUTO DRIVE POS.”. Check that the function operates normally according to the following conditions: Monitor item Condition Value SLIDE PULSE Seat sliding Operate (forward) Change (decrease) Operate (backward) Change (increase) Release No change Is the inspection result normal? YES>> Inspection End...

    Mirror Sensor. Lh

    Component Function Check DATA MONITOR CONSULT Select “MIR/SEN LH U-D”, “MIR/SEN LH R-L” in “Data Monitor” mode of “AUTO DRIVE POS.”...

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    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen items (Trouble diagnosis content) DTC detection condition   C1A03-29 VHCL SPEED SE CIRC (Nissan Murano Vehicle speed sensor circuit) Diagnosis condition When engine is running When MAIN switch of ICC system is ON Signal (terminal) — Threshold If the Nissan Murano vehicle speed signal (wheel speed) from ABS actuator and electric unit (control unit) and the CVT vehicle speed sensor signal (output shaft revolution signal) from TCM, received by the ADAS control unit via CAN communication, are inconsistent Diagnosis delay time 1 second or less POSSIBLE CAUSE Wheel speed sensor ABS actuator and electric unit (control unit) Nissan Murano Vehicle speed sensor CVT (output speed sensor) TCM ADAS control unit FAIL-SAFEThe following systems are canceled: Vehicle-to-vehicle distance control mode Automatic Emergency Braking (AEB) with pedestrian detection Automatic Emergency Braking (AEB) Intelligent Forward Collision Warning (I-FCW) Lane Departure Warning (LDW) Intelligent Lane Intervention (I-LI) Blind Spot Warning (BSW) Rear Cross Traffic Alert (RCTA) Rear Automatic Braking (RAB) Confirmation Procedure CHECK DTC PRIORITY If DTC “C1A03–29” is displayed with DTC “U1000–01” or “C1A04–97”, first diagnose the DTC “U1000–01” or “C1A04–97”...

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