hyundai Workshop Repair Guides

Hyundai Workshop Service and Repair Manuals

A/T - Poor 1st to 2nd Gear Upshift/Harsh Shifts|Page 2041 > < A/T - Poor 1st to 2nd Gear Upshift/Harsh Shifts|Page 2039
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Idle Speed: Testing and Inspection

Checking conditions; 

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Engine coolant temperature is 80 to 95°C (176 to 205°F). 

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Lights, electric cooling fan and all accessories are off.

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Transaxle is in neutral "P" or "N" range for A/T vehicles.

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Steering wheel is straight forward position (Vehicles with power steering).

1. Install a tachometer and a timing light.

Connecting Jumper To Terminal

2. Ground the ignition timing adjustment terminal.
3. Run the engine and let it idle.

4. Check the basic ignition timing and adjust if necessary.

Basic ignition timing: 5° ± 2° BTDC (At idle) 

5. Remove the lead wire connected at step 2.
6. Let the engine idle for 2 minutes.
7. Check the idle speed.

Idle speed:  750 ± 100 (For 1.6L Engine)

NOTE: 
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Adjustment of the idling speed is usually unnecessary, because the MFI system controls the idle speed automatically.

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