Nissan Rogue (T33) 2021-Present Service Manual: Power Supply and Ground Circuit

Tcu

Diagnosis Procedure

CHECK FUSE

Check if the fuse is burned out.

Power supply Fuse No.
BAT 17

Is the check result normal?

YES>>

GO TO 2.

NO>>

Replace the fuse after repairing the applicable circuit.

CHECK BATTERY VOLTAGE

Check the voltage between the TCU harness connector and ground.

Signal TCU Condition Standard Reference value
Connector Terminal
(+) (-) Ignition switch
BAT M35 1 Ground OFF 6.5 - 16.0 V Battery Voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair harness between TCU and fuse.

GROUND CIRCUIT INSPECTION

  1. Turn ignition switch OFF.

  2. Disconnect TCU harness connector.

  3. Check the continuity between TCU harness connector and ground.

    Signal TCU Ground Condition Continuity
    Connector Terminal Ignition switch
    Ground M35 28 OFF Existed
    29

Is the check result normal?

YES>>

INSPECTION END

NO>>

Repair the harnesses or connectors.

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