Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: Power Supply and Ground Circuit. Sonar Control Unit

Nissan Rogue (T33) 2021-Present Service Manual / Driver Information & Multimedia :: Sonar System / Dtc/circuit Diagnosis :: Power Supply and Ground Circuit. Sonar Control Unit

Sonar Control Unit

Diagnosis Procedure

CHECK FUSE

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

Power source Fuse No. Capacity
ACC power supply #40 10 A

Is the fuse blown (open)?

YES>>

Be sure to eliminate cause of malfunction before installing new fuse.

NO>>

GO TO 2.

CHECK IGNITION POWER SUPPLY CIRCUIT

  1. Turn ignition switch ON.

  2. Check voltage between sonar control unit harness connector and ground.

    (+) (-) Standard Reference value
    Sonar control unit
    Connector Terminal
    B20 12 Ground 9.0 - 16.0 V Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace sonar control unit power supply harness.

CHECK GROUND CIRCUIT

  1. Turn ignition switch OFF.

  2. Disconnect sonar control unit connector.

  3. Check continuity between sonar control unit harness connector and ground.

    Sonar control unit Ground Continuity
    Connector Terminal
    B20 15 Existed

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Repair or replace sonar control unit ground harness.

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