HVAC System - Automatic
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information And Procedures
- DTC Description Index
- Diagnostic Starting Point
- Scan Tool Diagnostics
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic System Check
- Functional Check
- Re-Calibrating Actuators After Power Loss
- DTC B0159: Outside Air Temperature Sensor Circuit Range/Performance
- DTC B0164: Passenger Compartment Temperature Sensor #1 (Single Sensor or LH) Circuit Range/Performance
- DTC B0174: Output Air Temperature Sensor #1 (Upper; Single or LH) Circuit Range/Performance
- DTC B0179: Output Air Temperature Sensor #2 (Lower; Single or LH) Circuit Range/Performance
- DTC B0184: Solar Load Sensor #1 CKT Range
- DTC B0229: Air Flow Control #7 (Recirc) Feedback Circuit Range/Performance
- DTC B0248: Mode Door Inoperative Error
- DTC B0268: Air Flow Control #7 (Recirc) Circuit Malfunction
- DTC B0408: Temperature Control #1 (Main/Front) Circuit Malfunction
- DTC B0414: Temperature Control #1 (Main/Front) Feedback Circuit Range/Performance
- DTC B0429: Air Mix Door #3 Range Error
- DTC B0434: Temperature Control #3 Rear Feedback Circuit Range
- DTC B1000: ECU Malfunction
- DTC B1020: Auxiliary ECU Malfunction
- DTC B3531: Air Flow Control #10 Rear Circuit Malfunction
- DTC B3579: Output Air Temperature Sensor #6 Circuit Range/Performance
- DTC B3584: Output Air Temperature Sensor #7 Circuit Range/Performance
- DTC B3761: Air Flow Control #3 (Blend Defog/Floor) Feedback Circuit Range/Performance
- DTC B3764: Airflow Control #4 Mode Feedback Circuit Malfunction
- DTC U1500: Communication (Front to Rear) State of Health
- Symptoms
- HVAC Compressor Clutch Does Not Engage
- HVAC Compressor Clutch Does Not Disengage
- Blower Motor Inoperative in Auto Mode
- System Performance Test
- Defrosting Insufficient
- Heating Insufficient
- Repair Instructions
- Odor Correction
- Refrigerant Recovery and Recharging
- Control Assembly Replacement - Auxiliary (Front Overhead)
- Control Assembly Replacement - Auxiliary (Rear Overhead)
- Control Assembly Replacement
- Mode Actuator Replacement
- Ambient Temperature Sensor Replacement
- Inside Air Temperature Sensor Replacement (Overhead)
- Sun Load Sensor Replacement
- Air Conditioning (A/C) Temperature Sensor Replacement (Front Upper)
- Air Conditioning (A/C) Temperature Sensor Replacement (Rear Upper)
- Heater Temperature Sensor Replacement (Front Lower)
- Heater Temperature Sensor Replacement (Rear Lower)
- Description and Operation
- Air Delivery Description and Operation
- Air Temperature Description and Operation
- Purge Mode Description
- Inside Air Temperature Sensor Description
- Ambient Outside Air Temperature Sensor Description
- Sun Load Sensor Description
- Actuator Description
- HVAC Compressor Controls Circuit Description
- HVAC Blower Controls Circuit Description
- HVAC Air Delivery/Temperature Control Circuit Description
- Special Tools and Equipment