Pinpoint Test K : The A/C (Air Conditioning) Is Inoperative: Notes
WARNING: This page is about a different car, the 2015 Ford Fiesta. 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: Electronic Automatic Temperature Control (EATC) - System Operation and Component Description .
Possible Sources
- Wiring, terminals or connectors
- A/C pressure transducer
- PCM
- HVAC module
- IPC
- Evaporator temperature sensor
Visual Inspection and Diagnostic Pre-checks
- Inspect CJB fuse 12 (7.5A).
- Inspect CJB fuse 21 (7.5A).
- Inspect BJB fuse 24 (10A).
- Inspect BJB fuse 30 (10A).
- Inspect the A/C clutch relay.