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Home >> Kia >> 2004 >> Sorento EX, 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> Specifications >> Fuel System & Fault Isolation >> MFI Control System >> Pump Relay >> Check Operation
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Check Operation

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.

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