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

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 discharged or low refrigerant charge
• Network concerns
• A/C pressure transducer
• Evaporator temperature sensor
• Electric cooling fan
• Intake Air Temperature (IAT) or other temperature sensors
• Active grille shutters (if equipped)
• A/C compressor clutch air gap
• A/C compressor clutch field coil
• A/C clutch relay
• FCIM

Visual Inspection and Diagnostic Pre-checks 

• Inspect BJB fuses 23 (10A) and 42 (15A).