volvo Workshop Repair Guides

Volvo 240 L4-23L SOHC VIN 88 B230F Workshop Service Manuals

Fuel Filter > < Engine - Poor Driveability When Cold|Page 1264
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Idle Speed: Adjustments

Check/Adjust Idle Speed
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Warm-up engine

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Run engine at 1500 rpm.

NOTE: Warm-up engine until radiator thermostat opens and then for a further 10 minutes.

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Ground blue-white wire to close idle air control valve.

NOTE: Switch off AC as applicable.

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Check idle speed.

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Adjust engine speed with idle adjustment screw to 700 rpm.

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Disconnect ground from test point.
Engine speed should increase to 750±20 rpm

If values are incorrect: check/adjust throttle controls.

Fuel Filter > < Engine - Poor Driveability When Cold|Page 1264