Nissan Rogue (T33) 2021-Present Service Manual: Ivc Branch Line Circuit

Diagnosis Procedure

CHECK CONNECTOR

  1. Turn the ignition switch OFF.

  2. Disconnect the battery cable from the negative terminal.

  3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).

    • TCU

    • 8CH CAN gateway

Is the inspection result normal?

YES-1>>

With type B meter: GO TO 2.

YES-2>>

With type A meter: GO TO 3.

NO>>

Repair the terminal and connector.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

  1. Disconnect the connector of 8CH CAN gateway.

  2. Check the continuity between the 8CH CAN gateway harness connector terminals.

    8CH CAN gateway harness connector Continuity
    Connector No. Terminal No.
    M16 22 19 Existed
    23 20 Existed

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Check the harness and repair the root cause (IT CAN communication circuit side). Refer to Diagnosis Procedure.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

  1. Disconnect the connector of 8CH CAN gateway.

  2. Check the continuity between the 8CH CAN gateway harness connector terminals.

    8CH CAN gateway harness connector Continuity
    Connector No. Terminal No.
    M9 58 45 Existed
    59 44 Existed

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Check the harness and repair the root cause (IT CAN communication 3 circuit side). Refer to Diagnosis Procedure.

CHECK HARNESS FOR OPEN CIRCUIT

  1. Connect the connector of 8CH CAN gateway.

  2. Disconnect the connector of TCU.

  3. Check the resistance between the TCU harness connector terminals.

    TCU harness connector Resistance (Ω)
    Connector No. Terminal No.
    M35 6 7 Approx. 54 – 66

Is the measurement value within the specification?

YES>>

GO TO 5.

NO>>

Repair the TCU branch line.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the TCU. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES (Present error)>>

Replace the TCU. Refer to Removal and Installation.

YES (Past error)>>

Error was detected in the TCU branch line.

NO>>

Repair the power supply and the ground circuit.

    Av Branch Line Circuit
    Diagnosis Procedure CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damag...
    Dlc Branch Line Circuit
    Diagnosis Procedure CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damag...

    Other materials:

    B2723-88 Corner Sensor [rr]
    DTC Description DTC DETECTION LOGIC DTC CONSULT screen items (Trouble diagnosis content) DTC detection condition B2723-88 CORNER SENSOR [RR] (Corner sensor [RR]) Diagnosis condition When ignition switch is ON Signal (terminal) — Threshold Communication error D ...

    C1f59-04 Eps Circuit
    Without Propilot Assist 2.1 DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition   C1F59 04 EPS control unit (Electric power steering control unit) Diagnosis condition When engine is running Signal (termi ...

    Corrosion protection
    Most common factors contributing to vehicle corrosion Moisture-retaining dirt and debris build-up inside body cavities or seams. Paint or coating damage caused by gravel, small stones or minor collisions. Environmental factors influencing corrosion rate Moisture Sand, dirt and water accumulat ...