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Home >> Infiniti >> 2013 >> G37 IPL, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System (Introduction) (Sedan) (MEXICO Only)) >> System Description >> Cooling Fan Control >> System Description >> Input/Output Signal Chart

Input/Output Signal Chart

WARNING: This page is about a different variant/trim than selected.
Sensor Input signal to ECM ECM function Actuator
Crankshaft position sensor (POS) Engine speed(1) Cooling fan control IPDM E/R
↓
Cooling fan control module
↓
Cooling fan motor
Camshaft position sensor (PHASE)
Engine coolant temperature sensor Engine coolant temperature
Refrigerant pressure sensor Refrigerant pressure
Battery Battery voltage(1)
Unified meter and A/C amp. Vehicle speed(2)
Air conditioner ON signal(2)
A/C evaporator temperature(2)
Target A/C evaporator temperature(2)
(1) The ECM determines the start signal status by the signals of engine speed and battery voltage.
(2) This signal is sent to ECM through CAN communication line.
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