Auxiliary relay box
The relay box is located in the engine compartment on the left fender.
• With Daytime Running Lamp (DRL) and 4x4 options
• Without Daytime Running Lamp (DRL) and 4x4 options
The relays are coded as follows:
Fuse/Relay
Location
Fuse Amp
Rating
Description
F03 5A Clockspring illumination
R01 Full ISO
Relay
4x4 CCW
R02 Full ISO
Relay
4x4 CW
R03
1
⁄
2
ISO
Relay
Daytime Running Lamps (DRL) high beam
disable
R201 Relay DRL
R202 Relay A/C clutch
D01 Diode A/C clutch
2005 F-150 (f12)
Owners Guide (post-2002-fmt)
USA (fus)
Roadside Emergencies
230