Section 987 (HVAC Control System - General Information -- F150 Pickup)
WARNING: This page is about a different car, the 2005 Ford Pickup. 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
- Special Tool(s)
- Inspection and Verification
- Electronic Automatic Temperature Control Module - Diagnostic Methods
- Diagnostic Trouble Code Index
- Symptom Chart
- Connector Circuit Reference
- EATC Module C228a
- EATC Module C228b
- EMTC Module C294a
- Sunload Sensor C286
- In-Vehicle Temperature Sensor C233
- Blower Motor Speed Control Module C271
- Blower Motor Switch C294b - Manual Climate Control
- Blower Motor Resistor C2185
- Temperature Blend Door Actuator C2092
- Air Inlet Actuator C289
- Floor/Defrost Actuator C234
- Panel Actuator C236
- A/C Compressor Clutch Field Coil C1110
- Blower Motor C2004
- Blower Motor Relay
- A/C Compressor Clutch Relay
- A/C High Pressure Switch C1078
- A/C Cycling Switch C130
- Powertrain Control Module C175b
- Pinpoint Test A: DTC B1251 OR DTC B1253 - A/C In-Vehicle Temperature Sensor Open Circuit or Short to Ground
- Pinpoint Test B: DTC B2796 or DTC B2795- Sunload Sensor Open Circuit or Short to Ground
- Pinpoint Test C: Air Inlet Door Inoperative
- Pinpoint Test D: Incorrect/Erratic Direction of Airflow From Outlet(s)
- Pinpoint Test E: DTC B2268 OR DTC B2269 - Steering Wheel Control Switch Open Circuit or Short to Ground
- Pinpoint Test F: No Communication With The Electronic Automatic Temperature Control (EATC) Module
- Pinpoint Test G: The EATC System is Inoperative, Intermittent or Incorrect Operation
- Pinpoint Test H: Insufficient, Erratic or No Heat
- Pinpoint Test I: The A/C Does Not Operate/Does Not Operate Correctly
- Pinpoint Test J: The Air Conditioning (A/C) Is Always On
- Pinpoint Test K: The Blower Motor Is Inoperative - EMTC
- Pinpoint Test L: The Blower Motor Does Not Operate Correctly - EMTC
- Pinpoint Test M: The Blower Motor Is Inoperative - EATC
- Pinpoint Test N: The Blower Motor Does Not Operate Correctly - EATC
- Pinpoint Test O: Temperature Control is Inoperative/Does Not Operate Correctly
- Component Tests
- Climate Control System
- General Procedures
- Air Conditioning (A/C) System Check - Retail Procedure
- Spring Lock Coupling
- Air Conditioning Line (Peanut) Fitting
- Refrigerant System Tests
- 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
- Refrigerant System Filtering Following Air Conditioning (A/C) Compressor Installation
- Refrigerant Oil Adding
- Refrigerant Identification Testing
- Air Conditioning (A/C) Odor Treatment