Section 456 (Climate Control System General Information And Diagnostics)
WARNING: This page is about a different car, the 2018 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Climate Control System
- DATC System - Overview
- Dual Automatic Temperature Control (DATC) - System Operation and Component Description
- The Refrigerant Cycle
- Control System Logic
- Air Handling
- Remote Start
- Component Description
- Externally Controlled Variable Displacement Air Conditioning (A/C) Compressor
- Air Conditioning (A/C) Compressor Clutch and Clutch Field Coil
- A/C Pressure Transducer
- Ambient Air Temperature (AAT) Sensor
- Blower Motor
- Blower Motor Speed Control
- Condenser
- Door Actuator - Air Inlet
- Door Actuator - Defrost/panel/floor mode
- Door Actuator - Temperature Blend LH and RH
- Evaporator Core
- Evaporator Temperature Sensor
- Heater Core
- Heater Core and Evaporator Core Housing
- HVAC control module - DATC
- In-vehicle temperature and humidity sensor
- Receiver Drier
- Refrigerant System Dye
- Service Gauge Port Valves
- Sunload sensor
- Thermostatic Expansion Valve (TXV)
- Climate Control System
- Diagnosis And Testing
- Climate Control System
- Inspection and Verification
- DTC Charts
- Symptom Chart - Climate Control Systems
- Symptom Chart - NVH
- Pinpoint Tests
- Pinpoint Test A : DTC P0532, P0533
- Pinpoint Test B : P0645
- Pinpoint Test C : C1B14:11, C1B14:12
- Pinpoint Test D : B1A61:11, B1A61:15, B1A69:11, B1A69:15
- Pinpoint Test E : B1A63:11, B1A63:15, B1A64:11, B1A64:15
- Pinpoint Test F : B1B71:11, B1B71:15
- Pinpoint Test G : U3003:16, U3003:17
- 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 A/C Is Inoperative
- Pinpoint Test M : The A/C Is Always On - A/C Compressor Does Not Cycle
- Pinpoint Test N : The A/C Is Always On - A/C Mode Always Commanded On
- Pinpoint Test O : Temperature Control Is Inoperative/Does Not Operate Correctly - Driver Side
- Pinpoint Test P : Temperature Control Is Inoperative/Does Not Operate Correctly - Passenger Side
- Pinpoint Test Q : The Blower Motor Is Inoperative
- Pinpoint Test R : The Blower Motor Does Not Operate Correctly
- Pinpoint Test S : The Auxiliary Blower Motor Is Inoperative
- Pinpoint Test T : The Auxiliary Blower Motor Does Not Operate Correctly
- Pinpoint Test U : The Auxiliary Temperature Control Is Inoperative/Does Not Operate Correctly Using The Front/Rear Auxiliary Climate Controls
- Pinpoint Test V : The Auxiliary Panel/Floor Mode Control Is Inoperative/Does Not Operate Correctly Using The Front/Rear Auxiliary Climate Controls
- Pinpoint Test W : The Auxiliary Temperature, Panel/Floor Mode Or Blower Motor Controls Are Inoperative/Do Not Operate Correctly Using The Rear Auxiliary Climate Controls Only
- Pinpoint Test X : The Air Conditioning Operation Is Erratic
- Pinpoint Test Y : DTC P06A0
- Pinpoint Test Z : DTC U0140:00
- Pinpoint Test Aa : B1A61:15, B1A63:15 And B1A64:15
- Component Tests
- Air Inlet Door Actuator
- Blend Door Actuator - DATC
- Defrost/Panel/Floor Mode Door Actuator
- Evaporator Temperature Sensor
- In-Vehicle Temperature/Humidity Sensor
- Auxiliary Temperature Door Actuator
- Auxiliary Mode Door Actuator
- Heater Core
- Heater Core - Plugged
- Heater Core - Pressure Test
- Heater Core - Bench Test
- Evaporator/Condenser Core - On-Vehicle Leak Test
- AIR CONDITIONING (A/C) Compressor - External Leak Test
- Climate Control System
- General Procedures
- Air Conditioning (A/C) Clutch Air Gap Adjustment
- Air Conditioning (A/C) Odor Treatment
- Air Conditioning (A/C) System Flushing
- Air Conditioning (A/C) System Recovery, Evacuation and Charging
- Clutch and Clutch Field Coil
- Electronic Leak Detection
- Fluorescent Dye Leak Detection
- Notes
- Fluorescent Dye Injection Using a R-134a Air Conditioning Service Unit or R-134a Air Conditioning Manifold Gauge Set and Fluorescent Dye Injector - Vehicles Requiring R-134a Addition
- Fluorescent Dye Injection Using a R-134a Fluorescent Dye Injector - Vehicles Not Requiring R-134a Addition
- Fluorescent Dye Detection
- Refrigerant Identification Testing
- Refrigerant Oil Adding
- Notes
- Compressor Type(s)
- Type 1: (IVDC) Internal Variable Displacement Air Conditioning (A/C) Compressor
- Type 2: (EVDC) External Variable Displacement Air Conditioning (A/C) Compressor
- Type 3: (EVDC) External Variable Displacement Air Conditioning (A/C) Compressor
- Type 4: Fixed Air Conditioning (A/C) Compressor
- Type 1
- Type 2
- Type 3
- Type 4
- Refrigerant Oil Adding
- Oil Injection Using a Fluorescent Dye Injector/Refrigerant Oil Injector Set
- Refrigerant System Tests 3.5L GTDI
- Refrigerant System Tests 3.7L Ti-VCT