System Description: Description
The IPDM E/R (Intelligent Power Distribution Module Engine Room) activates the internal control circuits to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication.
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Control relay |
Input/output |
Transmit unit |
Control part |
Reference |
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Front wiper request signal |
BCM (CAN) |
Front wiper motor |
Refer to System Description . |
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Front wiper stop position signal |
Front wiper motor |
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Cooling fan relay-1 |
Cooling fan request signal |
ECM (CAN) |
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Refer to System Description . |
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Starter relay |
Starter relay signal |
BCM (CAN) |
Starter motor |
Refer to System Description . |
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Starter relay control signal |
Transmission range switch |
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Ignition relay-1 |
Ignition switch ON signal |
BCM (CAN) |
Each control unit, sensor, actuator and relay (Ignition power supply) |
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Vehicle speed signal (Meter) |
Combination meter (CAN) |
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Ignition switch signal |
Push-button ignition switch |
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