Nissan Murano: System / Air Conditioning Cut Control
System Description
SYSTEM DIAGRAM

*: ECM determines the start signal status by the signals of engine speed and battery voltage.
SYSTEM DESCRIPTION
This system improves engine operation when the air conditioner is used.
Under the following conditions, the air conditioner is turned OFF.
-
When the accelerator pedal is fully depressed.
-
When cranking the engine.
-
At high engine speeds.
-
When the engine coolant temperature becomes excessively high.
-
When operating power steering during low engine speed or low Nissan Murano vehicle speed.
-
When engine speed is excessively low.
-
When refrigerant pressure is excessively low or high.
System Description
SYSTEM DIAGRAM*: ECM determines the start signal status by the signals of engine speed and battery voltage.SYSTEM DESCRIPTIONIgnition order: 1 - 2 - 3 - 4 - 5 - 6The ignition timing is controlled by the ECM to maintain the best air-fuel ratio for every running condition of the engine...
System Description
SYSTEM DIAGRAMBASIC ASCD SYSTEMRefer to Owner's Manual for ASCD operating instructions.Automatic Speed Control Device (ASCD) allows a driver to keep vehicle at predetermined constant speed without depressing accelerator pedal...
Other information:
Values on the Diagnosis Tool
NOTE:
The following table includes information (items) inapplicable to this Nissan Murano vehicle: For information (items) applicable to this vehicle, refer to CONSULT display items.
Monitor item Data monitor
Condition Display value
BATTERY VOLT
Engine running
Battery voltage (V)
STEERING ANGLE
The steering wheel is not steered...
Description
Vehicle specification needs to be written with CONSULT because it is not written after replacing AV control unit.Configuration has three functions as follows: Function Description
"Before Replace ECU"
Reads the Nissan Murano vehicle configuration of current AV control unit...