Explorer Sport Trac 4WD V6-4.0L VIN K Flex Fuel (2004)
1. With the engine running, turn the A/C on, the blower motor on high speed and the headlamps on high beam.
2. Increase the engine speed to approximately 2000 rpm. The voltage should increase a minimum of 0.5 volt above the base voltage.
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If the voltage does not increase as specified, carry out the Generator On-Vehicle Tests. See: Charging System/Testing and
Inspection/Component Tests and General Diagnostics/Generator Testing
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If the voltage increases as specified, the charging system is operating normally.