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 MANUALSTOYOTA1994PREVIA LE, 2TZ-FZE, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESENSOR RANGE CHARTSENGINE CONTROLS - SENSOR OPERATING RANGE CHARTSSENSOR OPERATING SPECIFICATIONSAIRFLOW METER
1994 Toyota Previa LE, 2TZ-FZE, AWD
Airflow Meter
1994 Toyota Previa LE, 2TZ-FZE, AWDSECTION Airflow Meter
NOTE:
Airflow meter may be referred to as Volume Airflow (VAF) meter or Mass Airflow (MAF) meter.
AIRFLOW METER RESISTANCE SPECIFICATIONS
| Application & Terminals (1) | Ohms | ||||
|---|---|---|---|---|---|
| Supercharged | |||||
| E2-THA | |||||
| -4°F (20°C) | 10,000-20,000 | ||||
| 32°F (0°C) | 4000-7000 | ||||
| 68°F (20°C) | 2000-3000 | ||||
| 104°F (40°C) | 900-1300 | ||||
| 140°F (60°C) | 400-700 | ||||
| Non-Supercharged | |||||
| E1-FC | |||||
| Measuring Plate Fully Closed | No Continuity | ||||
| Measuring Plate Other Than Closed | 0 | ||||
| E2-VC | 200-400 | ||||
| E2-THA | |||||
| -4°F (20°C) | 10,000-20,000 | ||||
| 32°F (0°C) | 4000-7000 | ||||
| 68°F (20°C) | 2000-3000 | ||||
| 104°F (40°C) | 900-1300 | ||||
| 140°F (60°C) | 400-700 | ||||
| E2-VS | |||||
| Measuring Plate Fully Closed | 200-600 | ||||
| Measuring Plate Fully Opened | 20-1200 | ||||
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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.