Ford Mustang (1999-2004) Service Manual: Switch - Horn
Removal
1. Remove the driver side air bag module (043B13). Refer to Section.
2. Remove the switches.
1. Disconnect the horn wire from the switches.
2. Remove the horn switch screws and remove the switches.

Installation
1. To install, reverse the removal procedure.
- Prove out the air bag system. Refer to Section.

Horn (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 44 , Horns/Cigar Lighter for schematic
and connector information.
Special Tool(s)
73 Digital Multimeter or
equivalent
105-R0051
Inspection and Veri ...
Warning Devices
Warning Devices
The warning device system consists of the following components:
door ajar switches
generic electronic module (GEM)
key-in-ignition warning switch
safety belt switch
...
Other materials:
In California (U.S. Only)
California Civil Code Section 1793.2(d) requires that, if a manufacturer
or its representative is unable to repair a motor vehicle to conform to the
vehicle’s applicable express warranty after a reasonable number of
attempts, the manufacturer shall be requir ...
Pinpoint Tests
PINPOINT TEST A: THE ENGINE DOES NOT CRANK AND THE
RELAY DOES CLICK
Test Step
Result / Action to Take
A1 CHECK THE VOLTAGE TO THE STARTER RELAY
YesGO to A2 .
No
REPAIR circuit 1050 (LG/VT) for an open. TEST the
system for normal operation. ...
Differential Case and Ring Gear - Conventional
Special Tool(s)
2-Jaw Puller
205-D072 (D97L-4221-A) or
equivalent
Installer, Differential Side
Bearing
205-010 (T57L-4221-A2)
Step Plate
205-D061 (D83T-4205-C2) or
equivalent
...
