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)
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73III Automotive Meter 105-R0057 or equivalent |
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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:
Engine (Diagnosis and Testing)
Special Tool(s)
Commercially Available
Leakdown Tester
Quick Disconnect Compression
Tester
134-R0212 or equivalent
Dial Indicator Gauge Adapter
303-007 (TOOL-6565-AB) or
equivalent
Dial Indicator Gauge with
Holdin ...
Pinpoint Tests
NOTE: Reinstall or install new evaporative emission hose clamps
removed or damaged during testing
procedures.
PINPOINT TEST A: DTC P0442 SMALL LEAK IN EVAP SYSTEM
Test Step
Result / Action to Take
NOTE: Condition P0442 DTC set: less than 0.62 ...
Removal
WARNING: Do not smoke or carry lighted tobacco or open flame of any
type when
working on or near any fuel related components. Highly flammable mixtures are
always present
and may be ignited. Failure to follow these instructions may result in personal
injury ...


