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.
2001 Mercedes Benz ML430FACTORY OEM SERVICE PROCEDURE
Intake Air Temperature Sensor
INTAKE AIR TEMPERATURE SENSOR VOLTAGE SPECIFICATIONS (4.3L, 5.0L & 5.5L) (1)
| Intake Air Temperature °F (°C) | (2) Volts | ||||
|---|---|---|---|---|---|
| 50 (10) | 3.1 | ||||
| 68 (20) | 2.7 | ||||
| 86 (30) | 2.2 | ||||
| 104 (40) | 1.8 | ||||
| 122 (50) | 1.4 | ||||
| 140 (60) | 1.1 | ||||
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INTAKE AIR TEMPERATURE SENSOR RESISTANCE SPECIFICATIONS (4.3L, 5.0L & 5.5L) (1)
| Intake Air Temperature °F (°C) | (2) Ohms | ||||
|---|---|---|---|---|---|
| 50 (10) | 3600 | ||||
| 68 (20) | 2420 | ||||
| 86 (30) | 1660 | ||||
| 104 (40) | 1170 | ||||
| 122 (50) | 850 | ||||
| 140 (60) | 600 | ||||
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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.