Nissan Juke Service and Repair Manual : Starter motor drive control

Starter motor drive control : System Diagram

Starter motor drive control : System


Starter motor drive control : System DescriptionINPUT/OUTPUT SIGNAL CHART

INPUT/OUTPUT SIGNAL CHART

*: With Intelligent Key system


*: With Intelligent Key system SYSTEM DESCRIPTION

When rapid deceleration occurs during engine runs or idle speed decreases due to heavy load conditions, ECM detects a decrease in idle speed and restarts the engine to secure reliability in handleability by transmitting a cranking request signal to IPDM E/R for activating the starter motor under the following conditions:
• Selector lever: P or any position other than N • Idle switch: ON (Accelerator pedal not depressed) • Brake switch: ON (Brake pedal depressed)

Models with no Intelligent Key System transmit a control signal directly to IPDM E/R. On the other hand, models with the Intelligent Key System transmit a control signal to IPDM E/R by way of BCM via CAN communication.

IPDM E/R detects an operating state of the starter motor relay and the starter motor control relay and transmits a feed back signal to ECM via CAN Communication.

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    Other materials:

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    Components
    • THE LARGE ILLUSTRATIONS are exploded views (see the following) and contain tightening torques, lubrication points, section number of the PARTS CATALOG (e.g. SEC. 440) and other information necessary to perform repairs. The illustrations should be used in reference to service matters only. ...