Tacoma 2WD V6-3.4L (5VZ-FE) (1995)
Idle Speed: Testing and Inspection
1. INITIAL CONDITIONS.
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Engine at normal operating temperature.
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Air cleaner installed.
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All pipes and hoses of air induction system connected.
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All accessories switched OFF.
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All vacuum lines properly connected.
HINT: (with EGR): All vacuum hoses for EGR system, etc. should be properly connected.
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SFI system wiring connectors fully plugged.
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Ignition timing checked correctly.
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Transmission in neutral position.
2. CONNECT TOYOTA HAND-HELD TESTER OR OBD II SCAN TOOL.
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Connect the TOYOTA hand-held tester or OBD II scan tool to the DLC3.
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Please refer to the TOYOTA hand-held tester or OBD II scan tool operator's manual for further details.
3. INSPECT IDLE SPEED.
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Race the engine speed at 2,500 rpm for approx. 90 seconds.
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Check the idle speed.
Idle speed: 700 ± 50 rpm
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If the idle speed is not as specified, check the Idle Air Control (IAC) valve and air intake system.
4. DISCONNECT TOYOTA HAND-HELD TESTER OR OBD II SCAN TOOL.