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.
Airflow Meter/Sensor: Inspection
1991 Mazda 929 BaseSECTION Inspection
Inspect airflow meter for damage and ensure measuring plate moves smoothly. See Fig 1 . Disconnect airflow meter connector. Move measuring plate and measure resistance between terminals. See AIRFLOW METER TERMINAL RESISTANCE table.
AIRFLOW METER TERMINAL RESISTANCE
| Terminals | Fully Closed Ohms | Fully Open Ohms | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| E2-Vs | 20-400 | 20-1000 | ||||||||
| E2-Vc | (1) 100-300 | (1) 100-300 | ||||||||
| E2-Vb | 200-400 | 200-400 | ||||||||
| E2-THA | (2) 13,600-18,400 | (2) 13,600-18,400 | ||||||||
| (3) 2200-2700 | (3) 2200-2700 | |||||||||
| (4) 500-700 | (4) 500-700 | |||||||||
| E1-Fc | Infinite | 0 | ||||||||
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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.