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 MANUALSTOYOTA1984CRESSIDA 4D WAGONREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMTCCS ENGINE CONTROL SYSTEMCOMPONENT TESTINGAIR FLOW METER
1984 Toyota Cressida 4D Wagon
Air Flow Meter
1984 Toyota Cressida 4D WagonSECTION Air Flow Meter
Turn ignition off. Disconnect wiring connector from air flow meter. Using an ohmmeter, measure resistance between each terminal. If resistance values do not meet specifications shown in chart, replace air flow meter.
AIR FLOW METER RESISTANCE SPECIFICATIONS
| Terminals | Condition | Ohms | ||
|---|---|---|---|---|
| E2 - Vs | Flap Closed | 20-400 | ||
| E2 - Vs | Flap Open | (1) 20-1000 | ||
| E2 - Vc | N/A | 200-400 | ||
| E2 - THA | 4°F (-20°C) | 10,000-20,000 | ||
| E2 - THA | 32°F (0°C) | 4000-7000 | ||
| E2 - THA | 68°F (20°C) | 2000-3000 | ||
| E2 - THA | 104°F (40°C) | 900-1300 | ||
| E2 - THA | 140°F (60°C) | 400-700 | ||
| E1 - Fc | Flap Closed | Infinity (4) | ||
| E1 - Fc | Flap Open | Zero | ||
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RENDER: 1.0x
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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.