Integrated Control Relay Module: Description and Operation
Integral Relay Control Module (IRCM)
Integral Relay Control Module (IRCM):
The Integral Relay Control Module (IRCM) interfaces with EEC-IV processor to provide control of the cooling fan, A/C clutch, and the fuel pump. The module also incorporates the EEC power relay to provide power to EEC-IV system.
The module is designed specifically for underhood application. The limits of operation are as follows:
Operating Temperature -30°C to 100°C
Storage Temperature -40°C to 125°C
Operating Voltage 7 to 17 volts
NOTE: The fuel pump relay on the 3.8L Supercharged package is not part of the IRCM.