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Home >> Ford >> 2004 >> Ranger 2WD V6-4.0L VIN E >> Repair and Diagnosis >> Specifications >> Electrical Specifications >> Charging System >> Alternator
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Alternator

ITEM SPECIFICATION

4.0L Engine
Generator 1L5U-10300-BB (vehicles built before 11/2003) 4L2T-10300-DB (vehicles built after 11/2003)
Rating Vehicles built before 11/2003 38/95 amp (maximum) @ 1800/6000 generator rpm (approximately 500/2000 engine rpm)
Rating Vehicles built after 11/2003 70/115 amp (maximum) @ 1800/6000 generator rpm (approximately 500/2000 engine rpm)
Generator Pulley Ratio 2.63:1
Voltage Regulator Type Electronic internal with generator

4.0L Engine with Tremor Audio
Generator 4L2T-10300-DB
Rating 70/115 amp (maximum) @ 1800/6000 generator rpm (approximately 500/2000 engine rpm)
Generator Pulley Ratio 2.63:1
Voltage Regulator Type Electronic internal with generator

Generator
Base Voltage 12.0 volts
Load @ 2000 rpm at least 58 amps above base voltage
No Load @ 2000 rpm 13.0 - 15.0 volts
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