Nissan Murano: Exterior :: System Description / Component Parts. Active Grille Shutter System
Component Parts Location

| A. |
Behind front bumper fascia |
|
|
|
|
| No. | Component | Reference |
| 1. |
IPDM E/R (Intelligent Power Distribution Module Engine Room) |
Refer to Component Parts Location for detailed component location. |
| 2. |
ECM (Engine Control Module ) |
Refer to ECM for detailed component location. |
| 3. |
Active grille shutter |
Refer to Active grille shutter. |
For the engine related component parts, refer to Component Parts Location.
Active grille shutter
Active grille shutter is located at front bumper lower opening, and according to the signal from ECM it operates actuator (1) to perform open/close movement of flap (2) to control the amount of air flow taken into engine compartment.

System Description
SYSTEM DIAGRAMSystem DescriptionWhile driving, the active grille shutter system closes shutter to reduce air flow to engine compartment for the purpose of reducing aerodynamic drag, and as a result, improves the Nissan Murano vehicle's fuel efficiency...
Other information:
Exploded View
1.
Front door outside lower molding
2.
Rear door outside lower molding
Clip
Removal and Installation
FRONT DOOR OUTSIDE LOWER MOLDINGRemovalUsing a suitable tool (A), release clips from front door outside lower molding (1) starting at the rear and working forward...
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...