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Home >> Kia >> 2005 >> Rio Base, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Engine Control System/Fuel System >> Components >> Pump Relay >> Check Operation

Check Operation

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WARNING: The fuel system remains under pressure when the engine is not running. Release fuel system pressure before disconnecting any fuel line to reduce the chance of personal injury or fire damage to vehicle components. See RELEASING FUEL SYSTEM PRESSURE .

Listen for fuel pump relay clicking as ignition switch is turned "ON".

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