Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSHYUNDAI2011SANTA FE GLS, 3.5 G, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM DIAGNOSIS (3 OF 3) - G3.5 DOHCDTC P2187: SYSTEM TOO LEAN AT IDLE (←ADDITIVE) (BANK 1)GENERAL INFORMATIONDTC DESCRIPTION
2011 Hyundai Santa Fe GLS, 3.5 G, AWD
DTC Description
2011 Hyundai Santa Fe GLS, 3.5 G, AWDSECTION DTC Description
Checking the fuel time value at idle under detecting condition, if its average exceeds the limit over certain period, ECM sets P2187.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.