Diagnostic Testing Manufacturing Software 
Tomorrow's Technician
OCTOBER 30, 2023
But, they will have manufacturer-specific codes that can indicate a failing battery. The other thing to remember is any power management system is driven by software. This software needs updates as engineers correct bugs in the software. Very few systems will give you a data PID or percentage of battery life.
Tomorrow's Technician
JUNE 4, 2024
In the 1980s, some manufacturers started using the throttle position sensor to the field coils. But, they will have manufacturer-specific codes that can indicate a failing battery. The other thing to remember is any power management system is driven by software. Plus, the system needs to be calibrated to the battery.
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