06 hyundai sonata code p2187 system to lean idle bank 1 on 2006 Hyundai Sonata

this is what read out on machine said

by in Union, NJ on October 01, 2012
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2 answers
ANSWER by , October 02, 2012
2.4L 4cyl. or 3.3L V6? Got scanner?
ANSWER by , October 01, 2012
If the fuel trims are high at idle, spray supplemental fuel around the engine area while monitoring the Oxygen (O2) Sensors and fuel trim to isolate a vacuum leak. Pinch off vacuum hoses one at a time while monitoring the Oxygen (O2) Sensors and fuel trim to isolate a leaking component.