Nissan Armada 2025-2026 Service and Repair Manual: Work Flow

OVERALL SEQUENCE

DETAILED FLOW

GET INFORMATION FOR SYMPTOM

1. Check operation condition of the function that is malfunctioning.

>>

GO TO 2.

CHECK DTC

1. Check DTC.

2. Perform the following procedure if DTC is detected.

   • Record DTC and freeze frame data (Print them out using CONSULT.)

   • Erase DTC.

Are any symptoms described and any DTC detected?

Symptom is described, DTC is detected>>

GO TO 3.

Symptom is described, DTC is not detected>>

GO TO 4.

Symptom is not described, DTC is detected>>

GO TO 5.

CONFIRM THE SYMPTOM

Try to confirm the symptom described by the customer.

Also study the normal operation and fail-safe related to the symptom.

>>

GO TO 5.

CONFIRM THE SYMPTOM

Try to confirm the symptom described by the customer.

>>

GO TO 6.

PERFORM DTC CONFIRMATION PROCEDURE

NOTE:

• Freeze frame data is useful if the DTC is not detected.

Is DTC detected?

YES>>

GO TO 7.

NO>>

Refer to Intermittent Incident.

DETECT MALFUNCTIONING SYSTEM BY SYMPTOM DIAGNOSIS

Is the symptom described?

YES>>

GO TO 7.

NO>>

DETECT MALFUNCTIONING PART BY DIAGNOSIS PROCEDURE

Inspect according to Diagnosis Procedure of the system.

Is malfunctioning part detected?

YES>>

GO TO 8.

NO>>

Refer to Intermittent Incident.

REPAIR OR REPLACE THE MALFUNCTIONING PART

1. Repair or replace the malfunctioning part.

2. Check DTC. If DTC is detected, erase it.

>>

GO TO 9.

FINAL CHECK

Is DTC detected and does symptom remain?

YES-1>>

DTC is detected: GO TO 7.

YES-2>>

Symptom remains: GO TO 4.

NO>>

Before returning the vehicle to the customer, always erase DTC.