Section 17 (Climate Control System)
WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
- HVAC (Heating, Ventilation, and Air Conditioning)
- Climate Control
- Component Location Index
- A/C Service Tips and Precautions
- A/C Refrigerant Oil Replacement
- A/C Line Replacement
- A/C System Inspection
- General Troubleshooting Information
- How to Check for DTCs with the HDS
- How to Use the Self-diagnostic Function with the HDS
- How to Use the Self-diagnostic Function without the HDS
- Checking for DTCs
- Displaying Sensor Inputs at the Climate Control Unit
- Check these items before using the sensor input display mode
- To run the sensor input display mode, follow these steps
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- System Description
- Circuit Diagram
- DTC Troubleshooting
- DTC U0155: Climate Control Unit Lost Communication with Gauge Control Module
- DTC B1215 or DTC indicator J and MODE: An Open or Short in the Recirculation Control Motor Circuit
- DTC B1225 or DTC indicator A and AUTO: An Open in the In-car Temperature Sensor Circuit
- DTC B1226 or DTC indicator B and AUTO: A Short in the In-car Temperature Sensor Circuit
- DTC B1227 or DTC indicator C and AUTO: An Open in the Outside Air Temperature Sensor Circuit
- DTC B1228 or DTC indicator D and AUTO: A Short in the Outside Air Temperature Sensor Circuit
- DTC B1229 or DTC indicator E and AUTO: An Open in the Sunlight Sensor Circuit
- DTC B1230 or DTC indicator F and AUTO: A Short in the Sunlight Sensor Circuit
- DTC B1231 or DTC indicator G and AUTO: An Open in the Evaporator Temperature Sensor Circuit
- DTC B1232 or DTC indicator H and AUTO: A Short in the Evaporator Temperature Sensor Circuit
- DTC B1233 or DTC indicator J and AUTO: An Open in the Driver's Air Mix Control Motor Circuit
- DTC B1234 or DTC indicator K and AUTO: A Short in the Driver's Air Mix Control Motor Circuit
- DTC B1235 or DTC indicator L and AUTO: A Problem in the Driver's Air Mix Control Linkage, Door, or Motor Circuit
- DTC B1236 or DTC indicator M and AUTO: An Open in the Passenger's Air Mix Control Motor Circuit
- DTC B1237 or DTC indicator N and AUTO: A Short in the Passenger's Air Mix Control Motor Circuit
- DTC B1238 or DTC indicator P and AUTO: A Problem in the Passenger's Air Mix Control Linkage, Door, or Motor Circuit
- DTC B1239 or DTC indicator A and MODE: An Open or Short in the Driver's Mode Control Motor Circuit
- DTC B1240 or DTC indicator B and MODE: A Problem in the Driver's Mode Control Linkage, Doors, or Motor Circuit
- DTC B1241 or DTC indicator C and MODE: A Problem in the Blower Motor Circuit
- DTC B1242 or DTC indicator E and MODE: An Open or Short in the Passenger's Mode Control Motor Circuit
- DTC B1243 or DTC indicator F and MODE: A Problem in the Passenger's Mode Control Linkage, Doors, or Motor Circuit
- DTC B2967 or DTC indicator A and Windshield Defrost: An Open in the Humidity Sensor Circuit
- DTC B2968 or DTC indicator B and Windshield Defrost: A Short in the Humidity Sensor Circuit
- DTC B2969: Climate Control Unit Lost Communication with Driver's MICU (WIPSW message)
- DTC B2979 or DTC indicator E and Windshield Defrost: An Open in the A/C Pressure Sensor Circuit
- DTC B2980 or DTC indicator F and Windshield Defrost: A short in the A/C Pressure Sensor Circuit
- DTC B2983 or DTC indicator K and MODE: A Problem in the Recirculation Control Linkage, Door, or Motor Circuit
- Climate Control Power and Ground Circuit Troubleshooting
- Navigation Communication Line Circuit Troubleshooting
- Audio Communication Line Circuit Troubleshooting
- Radiator and A/C Condenser Fan Low Speed Circuit Troubleshooting
- A/C Condenser Fan High Speed Circuit Troubleshooting
- A/C Compressor Clutch Circuit Troubleshooting
- Humidity/In-car Temperature Sensor Test
- Humidity/In-car Temperature Sensor Replacement
- Outside Air Temperature Sensor Test
- Outside Air Temperature Sensor Replacement
- Sunlight Sensor Test
- Sunlight Sensor Replacement
- Evaporator Temperature Sensor Test
- Evaporator Temperature Sensor Replacement
- Power Transistor Test
- Driver's Air Mix Control Motor Test
- Driver's Air Mix Control Motor Replacement
- Passenger's Air Mix Control Motor Test
- Passenger's Air Mix Control Motor Replacement
- Driver's Mode Control Motor Test
- Driver's Mode Control Motor Replacement
- Passenger's Mode Control Motor Test
- Passenger's Mode Control Motor Replacement
- Recirculation Control Motor Test
- Recirculation Control Motor Replacement
- Climate Control Unit Removal/Installation
- Climate Control Switch Removal/Installation
- Dust and Pollen Filter Replacement
- Blower Unit Removal/Installation
- Blower Unit Component Replacement
- Evaporator Core & Expansion Valve Replacement
- Expansion Valve Replacement
- Heater Unit/Core Replacement
- A/C Compressor Replacement
- A/C Compressor Clutch Check
- A/C Compressor Clutch Overhaul
- A/C Compressor Relief Valve Replacement
- A/C Condenser Replacement
- Receiver/Dryer Desiccant Replacement
- Refrigerant Recovery
- System Evacuation
- System Charging
- Refrigerant Leak Check
- A/C System Noise Check
- A/C System Test