M35x AWD V6-35L: Power and Ground Distribution for Starting and Charging
In order to save power, IPDM E/R switches status by itself based on each operating condition.
1. CAN communication status
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CAN communication is normally performed with other control units.
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Individual unit control by IPDM E/R is normally performed.
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When sleep request signal is received from BCM, mode is switched to sleep transient status.
2. Sleep transient status
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Process to stop CAN communication is activated.
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All systems controlled by IPDM E/R are stopped. When 3 seconds have elapsed after CAN communication with other control units is stopped,
mode switches to sleep status.
3. Sleep status
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IPDM E/R operates in low power mode.
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CAN communication is stopped.
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When a change in CAN communication line is detected, mode switches to CAN communication status.
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When a change hood switch or ignition switch signal is detected, mode switches to CAN communication status.