LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2016 >> Fiesta S, 4D Hatchback, Standard Trans >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System - General Information >> Description And Operation >> Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) - System Operation and Component Description >> System Operation >> Network Message Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Network Message Chart

Module Network Input Messages - Powertrain Control Module (PCM) 

Broadcast Message Originating Module Message Purpose
A/C request IPC This message requests the A/C compressor to be engaged.
Evaporator temperature IPC This message contains the evaporator temperature. The PCM uses the evaporator temperature to cycle the A/C compressor clutch.
Ambient air temperature IPC This message contains raw value from the Ambient Air Temperature (AAT) sensor.