FixVault
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Volvo
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1985
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244 GL, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Fuel Injection System - BOSCH LH
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Trouble Shooting
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Preliminary Checks
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Erratic Idle
Erratic Idle
Air intake system leakage.
Engine does not run on all cylinders
Air control valve hose blocked/disconnected
Throttle valve, loose/incorrectly adjusted.