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2004 Ford Focus SE, BATT/Charging/Starting Waveform
Posted to the Waveform Library on 2/22/2014

Notice the green channel is not sending back a digital signal for feedback . This was the grey wire. This was turning on the battery light and setting p1246 charging system [...] red channel is suppose to be the pcm controlled duty cycle of the field.

 

car Vehicle Data

2004 Ford Focus SE 2.0L

Engine2.0 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemBATT/Charging/Starting
Component
ConditionKnown Bad

car Vehicle Data

2004 Ford Focus SE 2.0L

Engine2.0 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemBATT/Charging/Starting
Component
ConditionKnown Bad