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.
Air Mix Control Motor
2004 Acura 3.5RLSECTION Air Mix Control Motor
- Disconnect 5-pin harness connector from air mix control motor. Connect battery voltage to terminal No. 1 of air mix control motor and ground terminal No. 5. See Fig 1. If air mix control motor does not run and stop at maximum cool position, reverse battery connections. If air mix control motor does not run and stop at maximum hot position, remove air mix control motor.NOTE: If air mix control motor does not run, remove air mix control motor. Check doors and linkage for smooth operation. If doors and linkage are okay, air mix control motor must be replaced.
- Measure resistance between terminals No. 2 and 3. Resistance should be 4800-7200 ohms. Measure resistance between terminals No. 3 and 4. Resistance should be 960-1440 ohms at maximum cool position, and 3840-5760 ohms at maximum hot position. If resistance checks are not as specified, replace air mix control motor.
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.