1994 Mustang

Section 18-01: Wiring and Circuit Protection

1994 Mustang Workshop Manual

DESCRIPTION AND OPERATION

Fuses and Circuit Breakers

Location and Values

NOTE: The headlamp switch (11654) has an integral 20-amp circuit breaker.

The combination instrument panel fuse and circuit breaker panel contains most of the fuses and circuit breakers used in the system.
The fuses and circuit breakers are color-coded by amp rating.
The locations and values of the fuses and circuit breakers not contained in the panels are shown in the following chart.

Circuit	Circuit Protection and Rating	Location
Headlamps and High Beam Indicator	20 Amp. CB	Integral with Lighting Switch
Heated Back Window	16 GA Fuse Link	Engine Compartment
Power Windows, Power Seat, Power Door Locks	20 Amp. CB	Starter Motor Relay
Load Circuit	Fuse Link	In Harness
Engine Compartment Lamp	Fuse Link	In Harness
Convertible Top	25 Amp. CB	Lower Instrument Panel-Reinforcement

Power Distribution Box

Cavity Number	Fuse Rating	Color	Circuit Protected
A	40 Amp	Orange	Ignition Switch
B	40 Amp	Orange	Ignition Switch
C	40 Amp	Orange	Ignition Switch
D	50 Amp	Red	Headlamp Switch Instrument Panel Fuses 4, 8 and 16 Instrument Panel Circuit Breaker 12
E	20 Amp	Light Green	PCM Fuel Pump HO2S (3.8L) Canister Purge Solenoid EVR Solenoid Ignition Control Module (3.8L) IAC Solenoid Fuel Injector Automatic Transmission Camshaft Position Sensor (3.8L) MAF Sensor
F	40 Amp	Orange	Heated Back Window
G	20 Amp	Yellow	Fuel Pump
H	60 Amp	Blue	Fan Control
J	—	—	Not Used
K	10 Amp	Blue	Anti-Lock Brake Control Module
L	20 Amp	Red	Fan Control Monitor (PCM)
M	25 Amp	Yellow	Horn Foglamps Daytime Running Lights Control Module
N	25 Amp	Clear	Fuses 5 and 9
P	20 Amp	Clear	Radio Amplifier
Q	20 Amp	Yellow	Generator
S	30 Amp	Yellow	Convertible Top Motor
T	60 Amp	—	ABS

Flasher Location

An electronic combination turn signal and emergency warning indicator flasher (13350) is attached by a bracket to the lower LH instrument panel reinforcement (04545) (above fuse holder (14411) ).

Engine and Instrument Panel Wiring

Engine compartment and instrument panel wiring provides power through protected circuits to all electronic engine control components, all front end and interior lighting, and all instrument panel controls and accessories.