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Volvo
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1991
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940 GLE, 4D Sedan
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - System/Component Tests
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Engine Sensors & Switches
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Notes
Engine Sensors & Switches: Notes
CAUTION:
Ensure ignition switch is in OFF position before disconnecting or connecting ignition or fuel injection Electronic Control Unit (ECU). Otherwise, damage to ECU may result.