Ford Focus Service Manual: Heating

Blower Motor Resistor

  Item Part Number Description 1 — Blower motor resistor electrical connector (part of 18B604) 2 18591 Blower motor resistor Removal ...

Heating and Ventilation

The heating and ventilation system has the following features: Controls the temperature and, during A/C operation, reduces the relative humidity of the air inside the vehicle Delivers heate ...

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Ford Focus 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 regulator. The "Smart Charge" charging system is designed to set 1 of 6 DTCs any time a c ...