Ford Focus Service Manual: Charging

Charging System Principles of Operation

The PCM-controlled charging system, or "Smart Charge" charging system, determines the optimal voltage set point for the charging system and communicates this information to the voltage r ...

Charging System

The charging system is a negative ground system consisting of: a generator with an internal voltage regulator. a charging system warning indicator. a battery. circuitry and cables. a ...

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Ford Focus Description
The PID mode allows access to powertrain control module (PCM) information. This includes analog and digital signal inputs and outputs along with calculated values and the system status. There are two types of PID lists available and both are used throughout this manual. The first is the generi ...