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:
Removal
1. Drain the engine cooling system.
2. Remove the air cleaner outlet tube.
3. Disconnect the fuel line.
4. Disconnect the upper radiator hose from the water outlet connector.
5. Disconnect and remove the upper radiator hose.
6. Disconnect the acce ...
Pinpoint Test F: LFC 16/DTC B1888 - Passenger Air Bag Circuit Shorted to
Ground
Normal Operation
The restraints control module (RCM) checks for passenger air bag circuit
shorts to ground by
monitoring the voltage of circuits 607 (LB/OG) and 616 (PK/BK) at pins 6 and
7. If the RCM detects a
short to ground on either of these pins, i ...
Forward Clutch Cylinder
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
Compressor, Clutch Spring
307-096 (T81P-70235-A)
Protector, Transmission
Forward Clutch Outer Fluid
Seal
307-423
M ...


