Pinpoint Tests
CAUTION: Do not make jumper connections except as directed. Incorrect connections
may damage the voltage regulator test terminals, fuses, or fuse links.
CAUTION: Do not allow any metal object to come in contact with the generator housing
and internal diode cooling fins.
NOTE: All voltage measurements are referenced to the negative (- ) battery post unless otherwise
specified. PINPOINT TEST A: BATTERY IS DISCHARGED OR VOLTAGE IS Symptom Chart
Condition
Possible Sources Action
z Battery is discharged or voltage is
low z
Circuitry.
z High key- off current
drain(s).
z Battery.
z Generator. z
Go To Pinpoint
Test A .
z The charging system warning
indicator is on with the engine
running (the system voltage does
not increase) z
Circuitry.
z Voltage regulator.
z Generator. z
Go To Pinpoint
Test B .
z The system overcharges (the
battery voltage is greater than 15.5
volts) z
Circuitry.
z Voltage regulator.
z Generator. z
Go To Pinpoint
Test C .
z The charging system warning
indicator is on with the engine
running and the battery increases
voltage z
Circuitry.
z Instrument cluster.
z Voltage regulator.
z Generator. z
Go To Pinpoint
Test D .
z The charging system warning
indicator is off with the ignition
switch in the RUN position and the
engine off z
Bulb.
z Circuitry.
z Instrument cluster.
z Voltage regulator.
z Generator. z
Go To Pinpoint
Test E .
z The charging system warning
indicator flickers or is intermittent z
Central junction box
(CJB) fuse 5 (15A).
z Generator
connector
unplugged (C102a).
z Circuitry.
z Generator. z
Go To Pinpoint
Test F .
z The generator is noisy zBolts or brackets.
z Drive belt.
z Generator or pulley. z
Go To Pinpoint
Test G .
z Radio interference zGenerator.
z Circuitry.
z In-vehicle
entertainment
system. z
Go To Pinpoint
Test F . Klj . 4 ba
142003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Reservoir
Removal
1. Remove the LF wheel and tire. Refer to Section 204 - 04 .
2. Position the front portion of the LF inner splash shield aside.
3. WARNING: Windshield washer solution contains methanol, which is poisonous.
Observe all cautions and warnings indicated on label of washer solution container.
NOTE: To prevent spilling windshield washer fluid, drain the windshield washer reservoir before
removal.
Position windshield washer reservoir aside. 1. Disconnect the electrical connector.
2. Remove the bolt.
3. Position windshield washer reservoir aside.
4. Remove the washer fluid reservoir. zDisconnect the windshield washer pump hose.
Installation 1. WARNING: Windshield washer solution contains methanol, which is poisonous. Observe all cautions and warnings indicated on label of washer solution container. SECTION 501-
16: Wipers and Washers 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
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