FixVault

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* 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*
Combination meter CAN communication Vehicle speed signal
BCM CAN communication A/C ON signal
A/C evaporator temperature*
Target A/C evaporator temperature*
Blower fan ON signal *

* : The ECM determines the start signal status by the signals of engine speed and battery voltage.