Is the air bag light lit on the instrument cluster ? The horn relay isn't under the hood in the engine compartment , it's in the SJB - smart junction box located inside the passager compartment . Under the dash panel left side . You can take the relay back to autozone because it's not the right one ! The relay is inside the smart junction box ,soldered to the printed circuit board !
Horn
Horn
The vehicle is equipped with dual horns. The horns are mounted in the LF frame rail corner behind the front bumper.
The horn system consists of the following components:
- steering wheel horn switches
- clockspring
- horns
- smart junction box (SJB)
Horn Switch, Steering Wheel Mounted
The horn switches are incorporated within the driver side air bag module in the steering wheel. The switches are grounded and control the horns through the clockspring. For removal and installation of the driver side air bag module, refer to Section 501-20B .
Visual Inspection Chart
Mechanical
Electrical
- Battery junction box (BJB) fuse 1 (60A)
- Smart junction box (SJB) fuse 38 (15A).
- Circuitry
- Speed control actuator
- Clockspring
- SJB
Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index
DTC
Description
Source
Action
B1217
Horn relay coil circuit failure
Smart junction box (SJB)
If the horn is inoperative, Go To Pinpoint Test A . If horns sound continuously, Go To Pinpoint Test B .
B1218
Horn relay coil circuit short to battery
Smart junction box (SJB)
Go To Pinpoint Test A .
Any codes ?
Symptom Chart
NOTE: Refer to Wiring Diagrams for connector numbers stated in the pinpoint test.
Condition
Possible Sources
Action
- Battery junction box (BJB) fuse 1 (60A).
- Smart junction box (SJB) fuse 38 (15A).
- Circuitry.
- SJB.
- Horn switch.
- Horn.
- Speed control actuator.
Your best bet , take it to a qualified ford service center .
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