Ford Mustang (1999-2004) Service Manual: Charging System (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 12 , Charging System for schematic and connector information.
Special Tool(s)
![]() |
73III Automotive Meter 105-R0057 or equivalent |
![]() |
SABRE Premium Battery and Electrical System Tester 010-00736 or equivalent |
Principles of Operation




Charging System (Description and Operation)
The charging system is a negative ground system consisting of the
following:
generator
internal voltage regulator
charging system warning indicator
storage battery
necessary wirin ...
Functionality
With the ignition switch in the RUN position, voltage is applied
through the warning indicator I circuit
904 (LG/RD) to the voltage regulator. This turns the regulator on,
allowing current to ...
Other materials:
EGR System Components
The EGR system returns a portion of the exhaust gas to the intake manifold to
reduce the combustion
temperature. This results in lower nitrous oxide formation.
The powertrain control module (PCM) controls the EGR vacuum regulator solenoid .
The EG ...
Fill
1. WARNING: Do not mix oil types, any mixture or any unapproved oil can
lead to seal
deterioration and leaks. A leak can ultimately cause loss of fluid, which can
result in a
loss of power steering assist.
Check the fluid level. If necessary, fill the reserv ...
Installation
NOTE: Do not use a fiber disc to clean the surfaces. Fibers from
the disc can get into the oil pan and
oil and clog the oil bypass valve.
1. Clean and inspect the cylinder head for flatness.
2. Install a new head gasket on the cylinder block with the sm ...


