Nissan Murano: Basic Inspection / Diagnosis and Repair 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 Murano 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”.
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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.
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GO TO 3.
SELECT SELF DIAGNOSTIC RESULT
CONSULT
Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.
Is any DTC detected?
YES>>Record or print self-diagnosis results. GO TO 4.
NO>>GO TO 6.
RECHECK SYMPTOM
CONSULT
-
Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.
-
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
CONSULT
-
Repair or replace error-detected parts.
-
Reconnect part or connector after repairing or replacing.
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When DTC is detected, erase “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.
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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
-
Check the reference value for AWD control unit.
-
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.
Description
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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.
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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 Murano Vehicle type | VIN | ||||
| Storage date | Engine | Mileage | km (Mile) | ||
| Symptom | □Nissan Murano Vehicle does not enter AWD mode. | ||||
| □AWD warning icon/display 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
Description
When replacing AWD control unit, unit characteristics writing is required.
Work Procedure
PERFORM WRITING UNIT CHARACTERISTICS
Perform writing unit characteristics of electric controlled coupling...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Basic Inspection
Work Procedure INSPECTION START Check service records for any recent repairs that may indicate a related malfunction, or a current need for scheduled maintenance. Open engine hood and check the following: Harness connectors for improper connections Wiring harness for improper connections, pinches and cut Vacuum hoses for splits, kinks and improper connections Hoses and ducts for leakage Air cleaner clogging Gasket Check that electrical or mechanical loads are not applied...
Nissan Murano (Z52) 2015-2024 Service Manual: Door Motor
Diagnosis Procedure CHECK EACH DOOR MOTOR POWER SUPPLY Ignition switch ON. Check voltage between intake door motor harness connector and ground. + − Voltage (Approx.) Intake door motor Connector Terminal M153 1 Ground Battery voltage Is the inspection result normal? YES>> GO TO 2...
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Unfastening the seat belts. Checking seat belt operation
Unfastening the seat belts
To unfasten the seat belt, press the button
on the buckle 
. The seat belt
automatically
retracts.
