Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA20043.5RLREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSAUTOMATIC A/C-HEATER SYSTEMS
2004 Acura 3.5RL
Automatic A/C-Heater Systems
2004 Acura 3.5RLSECTION Automatic A/C-Heater Systems
- Specifications
- Description & Operation
- Adjustments
- Trouble Shooting
- Notes
- RECIRCULATION Control Motor Does Not Operate Doors
- Blower Motor Does Not Run When Engine Is Warm
- No A/C & Heater Functions
- Fans Come On When A/C Is On, But Not For Engine Cooling
- Both Fans Always Run At High Speed For Engine Cooling
- Both Fans Always Run At High Speed With A/C On
- Radiator Fan Does Not Come On At High Speed, Condenser Fan Okay
- Condenser Fan Does Not Come On At High Speed, Radiator Fan Okay
- Both Fans Do Not Run At Low Speed, Radiator Fan Does Not Run At High Speed
- Both Fans Do Not Run At Low Speed, Condenser Fan Does Not Run At High Speed
- Both Fans Do Not Run At Low Speed
- Both Fans Do Not Run At High Speed
- A/C Compressor Clutch Does Not Engage
- A/C System Does Not Operate
- Self-Diagnostics
- System Tests
- Component Tests
- Removal & Installation
- Torque Specifications
- Wiring Diagrams
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.