× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2002 Ford F-350 Super Duty Lariat 7.3L Battery Light
Posted to Ford Electrical on 4/25/2006 8 Replies

Battery light comes on when driving. system charging ok. found running has 14.1 volts at orange/lt blue wire at alternator but pcm shoes 17.9 volts. vehicle off has 12.58 volts at alternator but pcm showing 15.9 volts, can someone tell me what is wrong with th...

8 Replies Received (View Replies)

  Related Documents & Media  2002 Ford F-350 Super Duty Lariat

 
Message Closed w/FIX

car Vehicle Data

2002 Ford F-350 Super Duty Lariat

VIN 1FTWW33F92
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedBattery Light
ConditionsOn When Running
Misc.Single Alternator System
Message Closed w/FIX

car Vehicle Data

2002 Ford F-350 Super Duty Lariat

VIN 1FTWW33F92
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedBattery Light
ConditionsOn When Running
Misc.Single Alternator System