Montero V6-3.8L SOHC (2005)
Idle Speed: Testing and Inspection
CURB IDLE SPEED CHECK
Required Special Tool:
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MB991502: Scan Tool (MUT-II)
1. Before inspection and adjustment set vehicles in the following condition.
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Engine coolant temperature: 80 - 95°C (176 - 203°F)
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Lights, and all accessories: OFF
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Transmission: P range
CAUTION: To prevent damage to scan tool MB991502, always turn the ignition switch to "LOCK" (OFF) position before connecting or
disconnecting scan tool MB991502.
2. Connect scan tool MB991502 to the data link connector.
3. Check the basic ignition timing.
Standard value: 5° BTDC ± 3°
4. Start the engine.
5. Run the engine at idle for 2 minutes.
6. Check the idle speed. Select item number 22 and take a reading of the idle speed.
Curb idle speed: 700 ± 100 r/min
NOTE: The idle speed is controlled automatically by the idle air control system.
7. If the idle speed is outside the standard value, refer to Multiport Fuel Injection (MFI) Diagnosis Symptom Chart.
