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Home >> Infiniti >> 2012 >> M35h >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid Control System >> System Description >> System >> Cooling System Control >> COOLING SYSTEM CONTROL: System Description >> HPCM Input/Output Signal Items
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HPCM Input/Output Signal Items

INPUT SIGNAL ITEM

Transmitting sensor/unit Signal name Description
ECM CAN communication Cooling fan operation request signal Receives the cooling fan operation request from the ECM.
Traction motor inverter CAN communication Cooling fan operation request signal Receives the cooling fan operation request from the traction motor inverter.
Li-ion battery controller CAN communication DC/DC converter cooling mode signal Receives the DC/DC converter cooling mode request from the Li-ion battery controller.
Electric water pump Electric water pump feedback signal Receives the electric water pump operating status.
OUTPUT SIGNAL ITEM

Transmitting sensor/unit Signal name Description
IPDM E/R CAN communication Cooling fan operation request signal Transmits the signal and activates the cooling fan. (via IPDM E/R)
A/C auto amp. CAN communication DC/DC converter cooling fan mode signal Transmits the signal and controls the operation of the blower fan motor.
Electric water pump Electric water pump operation signal Transmits the signal and operates the electric water pump.
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