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 MANUALSTOYOTA2000TACOMA BASE, 2D PICKUP, 2.4 L, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYSTEM & COMPONENT TESTING - 4-CYLINDERIDLE CONTROL SYSTEMSTHROTTLE BODYCAMRY CNG & GASOLINE MODELS, CAMRY SOLARA, RAV4, TACOMA & 4RUNNER
2000 Toyota Tacoma Base, 2D Pickup, 2.4 L, Standard
Camry CNG & Gasoline Models, Camry Solara, RAV4, Tacoma & 4Runner
2000 Toyota Tacoma Base, 2D Pickup, 2.4 L, StandardSECTION Camry CNG & Gasoline Models, Camry Solara, RAV4, Tacoma & 4Runner
- Start engine and allow engine to idle. Note vacuum port location on throttle body. See Fig 1-Fig 4 .
- Check that vacuum and no vacuum exist at specified vacuum ports on throttle body with engine idling and with engine at more than idle. See THROTTLE BODY VACUUM SUPPLY table. Repair or replace components if vacuum supply is not as designated.
THROTTLE BODY VACUUM SUPPLY
| Application | Vacuum Port | Engine Idling | Engine At More Than Idle | ||
|---|---|---|---|---|---|
| Camry CNG & Gasoline Models, & Camry Solara | E | Vacuum | Vacuum | ||
| P | No Vacuum | Vacuum | |||
| R | No Vacuum | No Vacuum | |||
| RAV4 | E | No Vacuum | Vacuum | ||
| P | No Vacuum | Vacuum | |||
| R | No Vacuum | Vacuum | |||
| Tacoma & 4Runner | E | No Vacuum | (1) Vacuum | ||
| P | Vacuum | (1) Vacuum | |||
| R | No Vacuum | (1) Vacuum | |||
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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.