Nissan Murano: Basic Inspection / 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.
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Refer to Work Procedure.
Work Flow
DETAILED FLOWINTERVIEW 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...
Description
When replacing AWD control unit, rear final drive assembly and/or electric controlled coupling, unit characteristics of electric controlled coupling writing is required...
Other information:
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B2738–11
FRONT SENSOR POWER
(Front sensor power)
—
Diagnosis condition
Ignition switch ON
Signal (terminal)
Front sensor power supply (terminal 11)
Threshold
Front sensor power supply is short to ground
Diagnosis delay time
4 seconds or more
B2738–12
Diagnosis condition
Ignition switch ON
Signal (terminal)
Front sensor power supply (terminal 11)
Threshold
Front sensor power supply is short to voltage
Diagnosis delay time
4 seconds or more
B2738–87
Diagnosis condition
Ignition switch ON
Signal (terminal)
Front sensor power supply (terminal 11)
Threshold
Connection error is detected between sonar control unit and Front sonar sensors
Diagnosis delay time
4 seconds or more
POSSIBLE CAUSE
Harness or connectors
Sonar control unit
FAIL-SAFEObstacle detection function is deactivated
DTC Confirmation Procedure
DTC CONFIRMATION PROCEDURE
CONSULT
Ignition switch ON...
Positive Crankcase Ventilation (PCV)
This system returns blow-by gas to the intake manifold.The positive crankcase ventilation (PCV) valve is provided to conduct crankcase blow-by gas to the intake manifold.During partial throttle operation of the engine, the intake manifold sucks the blow-by gas through the PCV valve...