Nissan Murano: Steering System :: Basic Inspection / Diagnosis and Repair Work Flow
Work Flow
OVERALL SEQUENCE

DETAILED FLOW
INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>>
GO TO 2.
REPRODUCE THE MALFUNCTION
Check the malfunction on the Nissan Murano vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.
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GO TO 3.
SYMPTOM DIAGNOSIS
Use symptom diagnosis from the symptom inspection result in step 2 and then identify where to start performing the diagnosis based on possible causes and symptoms. Refer to Symptom Table.
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GO TO 4.
COMPONENT DIAGNOSIS
Perform the diagnosis with component diagnosis of the applicable system.
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GO TO 5.
REPAIR OR REPLACE THE MALFUNCTIONING PART
Repair or replace the specified malfunctioning parts.
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GO TO 6.
PERFORM FINAL OPERATION CHECK
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer, referring to the symptom inspection result in step 2.
Are the malfunctions corrected?
YES>>
Inspection End.
NO>>
GO TO 3.
Inspection
FLUID LEVELVerify proper power steering fluid level.
Check power steering fluid level with engine stopped and the fluid temp between 0 – 30° C (32 – 86° F)...
Other information:
DTC Description
DTC DETECTION LOGIC
Voltage sent to ECM from the sensor is not practical, even when some time has passed after starting the engine.
Engine coolant temperature is insufficient for closed loop fuel control.
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0125
ECT SENSOR
(Insufficient coolant temperature for closed loop fuel control)
1
Diagnosis condition
—
Signal (terminal)
Voltage signal transmitted from engine coolant temperature sensor to ECM
Threshold
Voltage sent to ECM from the sensor is not practical, even when some time has passed after starting the engine
Diagnosis delay time
—
2
Diagnosis condition
—
Signal (terminal)
Voltage signal transmitted from engine coolant temperature sensor to ECM
Threshold
Engine coolant temperature is insufficient for closed loop fuel control
Diagnosis delay time
—
POSSIBLE CAUSE
Harness and connectors (High resistance in the circuit)
Engine coolant temperature sensor
Thermostat
FAIL-SAFENot applicable
DTC Confirmation Procedure
CHECK DTC PRIORITY
If DTC P00125 is displayed with DTC P0116, P0117 or P0118, first perform the trouble diagnosis for DTC P0116, P0117 or P0118...
System Description
SYSTEM DIAGRAM
When the driver brakes hard in an emergency, the stopping distance is reduced by increasing brake fluid pressure.
Fail-safe function is adopted. When a malfunction occurs in brake assist function, the control is suspended for VDC function, TCS function, brake assist function and hill start assist function...
Categories

Your vehicle has two types of security systems:
Vehicle security system
NISSAN Vehicle Immobilizer System
The vehicle security system provides visual
and audible alarm signals if someone
opens the doors, liftgate or the hood when
the system is armed. It is not, however, a
motion detection type system that activates
when a vehicle is moved or when a
vibration occurs.
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