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Home >> Ford >> 2023 >> E-Transit Van Cargo Extended >> Repair and Diagnosis >> External Pages >> Different car >> Section 338 (Rear Climate Control) >> Description And Operation >> Rear Climate Control - 3.5L Duratec (202kW/275PS)/3.5L EcoBoost (235kW/320PS) - System Operation and Component Description >> Network Message Charts >> Module Network Input Messages - PCM
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Module Network Input Messages - PCM

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Broadcast Message Originating Module Message Purpose
A/C request BCM This message requests the A/C compressor clutch to be engaged.
Evaporator temperature BCM This message contains the evaporator temperature sensor information in degrees Celsius. The PCM uses the evaporator temperature to engage the A/C compressor clutch.