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 DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 23 (ENGINE CONTROL SYSTEM DIAGNOSIS (1 OF 2) - G2.4 DOHC)DTC P0136: O2 SENSOR CIRCUIT (BANK 1/SENSOR 2)INSPECTION/REPAIRW/HARNESS INSPECTIONGROUND CIRCUIT INSPECTION
2011 Hyundai Santa Fe GLS, 3.5 G, AWD
Ground Circuit Inspection
2011 Hyundai Santa Fe GLS, 3.5 G, AWDSECTION Ground Circuit Inspection
WARNING: This page is about a different variant/trim than selected.
- Ignition "OFF".
- Disconnect HO2S connectors.
- Measure resistance between ground terminal of HO2S (B1S2) harness connector and chassis ground.
Specification : Approx. 0Ω
- Is resistance within the specification?
YES
- Go to "SIGNAL CIRCUIT INSPECTION " procedure.
NO
- Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.NOTE: HO2S must have a clean air reference to function properly. The air is obtained by way of the sensor wire (s). Do not attempt to repair the wire (s), connector, or the terminals.
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.