Nissan Rogue (T33) 2021-Present Service Manual: Transfer: Ty92a :: Basic Inspection

Nissan Rogue (T33) 2021-Present Service Manual / Transmission & Driveline :: Driveline / Transfer: Ty92a :: Basic Inspection

Diagnosis and Repair Work Flow

Work Flow

DETAILED FLOW

INTERVIEW FROM THE CUSTOMER

Clarify customer complaints before inspection. First of all, perform an interview utilizing Diagnostic Work Sheet and reproduce symptoms as well as fully understand it. Ask customer about his/her complaints carefully. Check symptoms by driving Nissan Ariya vehicle with customer, if necessary.

CAUTION:

Customers are not professional. Never guess easily like “maybe the customer means that...,” or “maybe the customer mentions this symptom”.

>>

GO TO 2.

CHECK SYMPTOM

Reproduce the symptom that is indicated by the customer, based on the information from the customer obtained by interview. Also check that the symptom is not caused by protection function. Refer to Protection Function.

CAUTION:

When the symptom is caused by normal operation, fully inspect each portion and obtain the understanding of customer that the symptom is not caused by a malfunction.

>>

GO TO 3.

PERFORM SELF DIAGNOSIS

CONSULT

Select "Self diagnosis result" mode of “AWD/4WD”.

Is any DTC detected?

YES>>

Record or print Self diagnosis result. GO TO 4.

NO>>

GO TO 6.

RECHECK SYMPTOM

CONSULT

  1. Erase "Self diagnosis result" mode of “AWD/4WD”.

  2. Perform DTC confirmation procedures for the error detected system.

NOTE:

If some DTCs are detected at the same time, determine the order for performing the diagnosis based on DTC Inspection Priority Chart.

Is any DTC detected?

YES>>

GO TO 5.

NO>>

Check harness and connectors based on the information obtained by interview. Refer to Intermittent Incident.

REPAIR OR REPLACE ERROR-DETECTED PARTS

  • Repair or replace error-detected parts.

  • Reconnect part or connector after repairing or replacing.

  • When DTC is detected, erase "Self diagnosis result" mode of “AWD/4WD”.

>>

GO TO 7.

IDENTIFY ERROR-DETECTED SYSTEM BY SYMPTOM DIAGNOSIS

Estimate error-detected system based on symptom diagnosis and perform inspection.

Can the error-detected system be identified?

YES>>

GO TO 7.

NO>>

Check harness and connectors based on the information obtained by interview. Refer to Intermittent Incident.

FINAL CHECK

CONSULT

  1. Check the reference value for AWD control unit.

  2. Recheck the symptom and check that symptom is not reproduced on the same conditions.

Is the symptom reproduced?

YES>>

GO TO 3.

NO>>

Inspection End.

Diagnostic Work Sheet

Description

  • In general, customers have their own criteria for a problem. Therefore, it is important to understand the symptom and status well enough by asking the customer about his/her concerns carefully. To systemize all the information for the diagnosis, prepare the interview sheet referring to the interview points.

  • In some cases, multiple conditions that appear simultaneously may cause a DTC to be detected.

Interview sheet sample

Interview sheet
Customer name MR/MS Registration number   Initial year registration  
Nissan Ariya Vehicle type   VIN  
Storage date   Engine   Mileage km (Mile)
Symptom □Nissan Ariya Vehicle does not enter AWD mode.
□AWD warning (AWD Error) is displayed.
□Heavy tight-corner braking symptom occurs
□Noise  □Vibration

□Others

(                                     )
First occurrence □Recently  □Others (                          )
Frequency of occurrence □Always  □Under a certain conditions of  □Sometimes (time(s)/day)
Climate conditions   □Irrelevant
Weather □Fine  □Cloud  □Rain  □Snow  □Others (           )
Temperature □Hot  □Warm  □Cool  □Cold  □Temperature (Approx.     °C)
Relative humidity □High  □Moderate  □Low
Road conditions

□Urban area  □Suburb area  □High way

□Mounting road (uphill or down hill)  □Rough road
Operation conditions, etc.

□Irrelevant

□When engine starts  □During idling

□During driving  □During acceleration  □At constant speed driving

□During deceleration  □During cornering (right curve or left curve)
Other conditions

Memo

Additional Service When Replacing Awd Control Unit (in Electro-Hydraulic Coupling)

Description

When replacing AWD control unit (integrated with actuator assembly of electro-hydraulic coupling assembly) and electro-hydraulic coupling assembly, it is necessary to perform control unit configuration with CONSULT. For details, refer to Work Procedure.

AFTER REPLACEMENT

CAUTION:

CONSULT

  • When replacing AWD control unit, write Nissan Ariya vehicle specification with CONSULT vehicle configuration.

  • Never perform vehicle configuration other than performing with new AWD control unit or the control function may not operate normally.

  • Air bleeding and initialize oil deterioration level of electric controlled coupling oil.

Work Procedure

REPLACE AWD CONTROL UNIT

  1. Ignition switch OFF.

  2. Replace AWD control unit (integrated with actuator assembly) or electro-hydraulic coupling assembly. Refer to Disassembly and Assembly.

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GO TO 2.

WRITING Nissan Ariya Vehicle SPECIFICATION

CONSULT

Perform configuration (AWD/4WD). Refer to Description.

>>

Work End.

Configuration (awd/4wd)

Description

Vehicle specification needs to be written with CONSULT because it is not written after replacing the AWD control unit.

The configuration requires network connection. CONSULT connects to network and then it downloads the configuration data from the server. Then CONSULT writes the Nissan Ariya vehicle specification to the AWD control unit.

Refer to Work Procedure.

NOTE:

For details regarding the network connection and operation, refer to “CONSULT Operation Manual”.

The configuration no need to “save” configuration data from the AWD control unit. The configuration data is always generated freshly at the server and then downloaded to the CONSULT.

CAUTION:

  • Complete the procedure of “Configuration” in order.

  • If incorrect “Configuration”, incidents might occur.

Work Procedure

WRITING VEHICLE SPECIFICATION

CONSULT

Perform writing Nissan Ariya vehicle specification to AWD control unit following "Automatic Configuration" procedure of "Configuration" according to CONSULT Operation Manual.

NOTE:

  • Log in the network according to CONSULT guidance.

  • For details the network connection and operation, refer to “CONSULT Operation Manual”.

>>

GO TO 2.

AIR BLEEDING AND INITIALIZE OIL DETERIORATION LEVEL

Perform air bleeding and initialize oil deterioration level. Refer to Work Procedure.

>>

Work End.

Air Bleeding and Initialize Oil Deterioration Level

Description

When the electro-hydraulic coupling oil is drained, such as when replacing or removing/installing electro-hydraulic coupling component parts, the air bleeding and initialize oil deterioration level of electro-hydraulic coupling oil is required after fill with new electro-hydraulic coupling oil.

For the work procedure, refer to Work Procedure.

Work Procedure

PREPARATIONS BEFORE WORK

Set the vehicle in the following condition.

  • Temperature condition is -10°C (14°F) or higher.

  • Nissan Ariya Vehicle is stopped on a flat place.

  • Engine running.

  • Battery voltage condition is 14.2 V or more.

    NOTE:

    If the battery voltage is low, it is necessary to add a booster or start the engine.

>>

GO TO 2.

AIR BLEEDING AND INITIALIZE OIL DETERIORATION LEVEL

CONSULT

  1. Ignition switch ON.

  2. Select “BLEED AIR & INITIALIZE OIL DETERIORATION LEVEL” in “Work support” mode of “AWD/4WD”.

  3. Select “Start”.

  4. Follow the instructions in CONSULT.

    NOTE:

    When air bleeding is activated, operation noise is heard from the lower part of the Nissan Ariya vehicle, but this is not a malfunction.

Is “Completed” displayed?

YES>>

GO TO 3.

NO>>

Perform "Self diagnosis result" mode of “AWD/4WD” and check detected DTC. Refer to DTC Index.

CHECK OIL LEVEL

Check oil level for electro-hydraulic coupling oil again and add oil if necessary. Refer to Adjustment.

NOTE:

The oil level may be reduced after air bleeding.

>>

GO TO 4.

FINAL CHECK

CONSULT

Perform DTC confirmation procedure for DTC “C1220-54”. Refer to DTC Description.

Is DTC “C1220-54” detected?

YES>>

Proceed to diagnosis procedure. Refer to Diagnosis Procedure.

NO>>

Work End.

    Transfer: Ty92a. Wiring Diagram. Awd System
    Awd System Wiring Diagram Refer to Wiring Diagram.
    Transfer: Ty92a. Dtc/circuit Diagnosis

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