Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FAIL-SAFE ACTIVATION
Check if the symptom is caused by a fail-safe operation. Refer to Fail-safe .

Is fail-safe operating?

YES

Repair the part causing fail-safe operation.

NO

GO TO 2.
CHECK INVERTER UNIT POWER SUPPLY CIRCUIT
Check inverter unit power supply circuit. Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 3.

NO

Repair or replace the malfunctioning parts.
CHECK AC 120V OUTLET MAIN SWITCH POWER SUPPLY CIRCUIT
Check AC 120V outlet main switch power supply circuit. Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 4.

NO

Repair or replace the malfunctioning parts.
CHECK AC 120V OUTLET MAIN SWITCH INPUT SIGNAL CIRCUIT
Check AC 120V outlet main switch input signal circuit. Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 5.

NO

Repair or replace the malfunctioning parts.
CHECK INVERTER UNIT POWER OUTPUT CIRCUIT
Check inverter unit power output circuit. Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

Refer to Intermittent Incident .

NO

Repair or replace the malfunctioning parts.