Pinpoint Test G : The A/C (Air Conditioning) Is Inoperative: Notes

WARNING: This page is about a different car, the 2018 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Automatic Climate Control System for schematic and connector information.

Normal Operation and Fault Conditions

Control System Logic REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) - System Operation and Component Description .

Possible Sources

Wiring, terminals or connectors
A/C system low refrigerant charge
Communication network
A/C pressure transducer
Evaporator temperature sensor
Electric cooling fan
Intake Air Temperature (IAT) / Mass Air Flow (MAF) sensor
Active grille shutters (if equipped)
FCIM
PCM
A/C clutch relay
A/C clutch air gap

Visual Inspection and Diagnostic Pre-checks

Inspect BJB fuse 22 (10A).