Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: Rear Seat Heater Lh

Nissan Rogue (T33) 2021-Present Service Manual / Body Interior :: Seat / Dtc/circuit Diagnosis :: Rear Seat Heater Lh

Component Function Check

CHECK REAR SEAT HEATER LH FUNCTION

  1. Start the engine.

  2. Check that seat cushion and seat back of rear seat LH warms when operating rear seat heater switch LH.

Is the inspection result normal?

YES>>

Rear seat heater LH function is OK.

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK FUSE

  1. Ignition switch OFF.

  2. Check that the following fuse is not blown (open):

    Unit Location Fuse No. Capacity
    Ignition switch power supply Fuse block (J/B) 66 30A

Is the fuse blown (open)?

YES>>

Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).

NO>>

GO TO 2.

CHECK REAR SEAT HEATER LH POWER SUPPLY VOLTAGE

  1. Disconnect rear seat heater LH connector.

  2. Start the engine.

  3. Check voltage between rear seat heater LH harness connector and ground.

    + —

    Voltage

    (Approx.)
    Rear seat heater LH
    Connector Terminal
    B405 1 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair the harness or connector.

CHECK REAR SEAT HEATER LH GROUND CIRCUIT (OPEN)

  1. Ignition switch OFF.

  2. Check continuity between rear seat heater LH harness connector and ground.

    Rear seat heater LH — Continuity
    Connector Terminal
    B405 2 Ground Yes
    4

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair the harness or connector.

CHECK REAR SEAT HEATER LH LIN SIGNAL

  1. Ignition switch ON.

  2. Confirm output waveform between rear seat heater LH harness connector and ground with oscilloscope.

    + – Output waveform
    Rear seat heater LH
    Connector Terminal
    B405 3 Ground

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

GO TO 5.

CHECK REAR SEAT HEATER LH LIN SIGNAL CIRCUIT (OPEN)

  1. Ignition switch OFF.

  2. Disconnect A/C amp. connector.

  3. Check continuity between rear seat heater LH harness connector and A/C amp. harness connector.

    Rear seat heater LH A/C amp. Continuity
    Connector Terminal Connector Terminal
    B405 3 M55 45 Yes

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair the harness or connector.

CHECK REAR SEAT HEATER LH LIN SIGNAL CIRCUIT (SHORT TO GROUND)

  1. Disconnect following connectors:

    • Front seat heater LH

    • Front seat heater RH

    • Rear seat heater RH

  2. Check continuity between rear seat heater LH harness connector and ground.

    Rear seat heater LH — Continuity
    Connector Terminal
    B405 3 Ground No

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

Repair the harness or connector.

CHECK REAR SEAT BACK HEATER LH CIRCUIT (OPEN)

  1. Ignition switch OFF.

  2. Check continuity between rear seat back heater LH harness connector and rear seat heater LH harness connector.

    Rear seat back heater LH Rear seat heater LH Continuity
    Connector Terminal Connector Terminal
    B412 2 B420 1 Yes

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Replace seat cushion heater LH. Refer to Disassembly and Assembly.

CHECK REAR SEAT BACK HEATER LH GROUND CIRCUIT (OPEN)

  1. Disconnect rear seat back heater LH connector.

  2. Check continuity between rear seat back heater LH harness connector and rear seat heater LH harness connector.

    Rear seat back heater LH Rear seat heater LH Continuity
    Connector Terminal Connector Terminal
    B412 1 B420 4 Yes

Is the inspection result normal?

YES>>

Replace rear seat back heater LH. Refer to Disassembly and Assembly.

NO>>

Replace seat cushion heater LH. Refer to Disassembly and Assembly.

    Dtc/circuit Diagnosis. Front Seat Heater Rh
    Component Function Check CHECK FRONT SEAT HEATER RH FUNCTION Start the engine. Check that seat cushion and seat back of front seat RH warms when operating front seat heater swit...
    Dtc/circuit Diagnosis. Rear Seat Heater Rh
    Component Function Check CHECK REAR SEAT HEATER RH FUNCTION Start the engine. Check that seat cushion and seat back of rear seat RH warms when operating rear seat heater switch ...

    Other materials:

    Dtc/circuit Diagnosis. B0038-11 Rear Side A/b Module Rh
    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen items (Trouble diagnosis content) DTC Detection Condition B0038-11 REAR SIDE A/B MODULE RH (Second Row Right Side Airbag Deployment Control) Diagnosis condition When ignition switch is ON. Signal (terminal) Rear si ...

    P0264 Fuel Injector (cylinder 2)
    DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition P0264 00 CYL2 INJECTOR (Cylinder 2 Injector "A" Circuit Low) Diagnosis condition — Signal (terminal) — Threshold Direct injector driver uni ...

    B2730-13 Side Sensor [rl]
    DTC Description DTC DETECTION LOGIC DTC CONSULT screen items (Trouble diagnosis content) DTC detection condition B2730-13 SIDE SENSOR [RL] (Side sensor [RL]) Diagnosis condition When ignition switch is ON Signal (terminal) Rear sonar sensor signal LH side Threshold H ...