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.
2009 Hyundai Entourage GLSFACTORY OEM SERVICE PROCEDURE
Mass Air Flow Sensor (MAFS): Description: Specification
AIR FLOW CHART
| Air Flow (kg/h) | Output Frequency (Hz) |
|---|---|
| 12.6 kg/h | 2, 617Hz |
| 18.0 kg/h | 2, 958Hz |
| 23.4 kg/h | 3, 241 Hz |
| 32.4 kg/h | 3, 653Hz |
| 43.2 kg/h | 4, 024Hz |
| 57.6 kg/h | 4, 399Hz |
| 72.0 kg/h | 4, 704Hz |
| 108.0 kg/h | 5, 329Hz |
| 144.0 kg/h | 5, 897Hz |
| 198.0 kg/h | 6, 553Hz |
| 270.0 kg/h | 7, 240Hz |
| 360.0 kg/h | 7, 957Hz |
| 486.0 kg/h | 8, 738Hz |
| 666.0 kg/h | 9, 644Hz |
| 900.0 kg/h | 10, 590Hz |
Factory Service Tools
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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.
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