Radiator Fan Control Module Malfunction
If radiator fan control module is not operating properly, check:
- Fuses No. 33 (50-amp), No. 45 (15-amp) and No. 47 (15-amp) in underhood relay box.
- Radiator fan control module.
- A/C system.
- Ground circuits at coolant temperature switch "B" and radiator fan control module.
- Open or loose terminal in White/Yellow wire circuit between radiator fan control module and coolant temperature switch "B".
- Open or loose terminal in Blue/Red wire circuit between radiator fan relay, condenser fan relay and coolant temperature switch "A".
- Open or loose terminal in Black/Yellow wire circuit between underhood relay box and radiator fan control module.