Section 33 (HVAC - Climate Control System - General Information And Diagnostics -- F250-F550 Super Duty)
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Diagnosis And Testing
- Climate Control System
- Notes
- Principles of Operation
- Inspection and Verification
- DTC Charts
- Symptom Chart - Climate Control Systems
- Symptom Chart - NVH
- Pinpoint Tests
- Pinpoint Test A: DTC P0532 or P0533
- Pinpoint Test B: DTC P0645, P0646 or P0647
- Pinpoint Test C: DTCs C1B14:11 and 12
- Pinpoint Test D: DTCs B1A61:11 and 15
- Pinpoint Test E: DTCs B1A63:11 and 15 or DTCs B1A64:11 and 15
- Pinpoint Test F: DTCs B1B71:11 and 15
- Pinpoint Test G: DTCs U3003:16 and 17
- Pinpoint Test H: Unable to Duplicate the Customer Concern and No DTCs Present
- Pinpoint Test I: The Air Inlet Door is Inoperative
- Pinpoint Test J: Incorrect/Erratic Direction of Airflow From Outlets
- Pinpoint Test K: Insufficient, Erratic or No Heat
- Pinpoint Test L: The Air Conditioning (A/C) is Inoperative
- Pinpoint Test M: The Air Conditioning (A/C) is Always On - A/C Compressor Does Not Cycle
- Pinpoint Test N: The Air Conditioning (A/C) is Always On - A/C Mode Always Commanded ON
- Pinpoint Test O: Temperature Control is Inoperative/Does Not Operate Correctly
- Pinpoint Test P: The Blower Motor is Inoperative
- Pinpoint Test Q: The Blower Motor Does Not Operate Correctly
- Pinpoint Test R: DTC B1317 or B1318
- Pinpoint Test S: The Electric Heater is Inoperative/Does Not Operate Correctly
- Component Tests
- Air Inlet Door Actuator
- Defrost/Panel/Floor Mode Door Actuator (Installed)
- Blend Door Actuator (Installed)
- In-Vehicle Temperature Sensor
- Evaporator Temperature Sensor
- Heater Core
- Heater Core - Plugged
- Heater Core - Pressure Test
- Heater Core - Bench Test
- Evaporator/Condenser Core - On-Vehicle Leak Test
- A/C Compressor - External Leak Test
- Climate Control System
- General Procedures
- Heater Hose Coupling
- Air Conditioning (A/C) Clutch Air Gap Adjustment
- Electronic Leak Detection
- Fluorescent Dye Leak Detection
- Air Conditioning (A/C) System Flushing
- Air Conditioning (A/C) System Recovery, Evacuation and Charging
- Notes
- Refrigerant System Recovery
- Refrigerant System Evacuation Using a R-134a Refrigerant Management Machine
- Refrigerant System Evacuation Using a R-134a Manifold Gauge Set and Vacuum Pump
- Refrigerant System Charging Using a R-134a Refrigerant Management Machine
- Refrigerant System Charging Using a R-134a Manifold Gauge Set and Automatic Refrigerant Charging Meter
- Refrigerant System Filtering Following Air Conditioning (A/C) Compressor Installation
- Refrigerant Oil Adding
- Refrigerant Identification Testing
- Air Conditioning (A/C) Odor Treatment