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 MANUALSHYUNDAI2005SANTA FE GLS, 2.7 D, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 4 (ENGINE CONTROL SYSTEM DIAGNOSIS (3.5L) (1 OF 2))DTC TROUBLESHOOTING PROCEDURESDTC P0113: INTAKE AIR TEMPERATURE SENSOR 1 CIRCUIT HIGH INPUTSIGNAL CIRCUIT INSPECTION
2005 Hyundai Santa Fe GLS, 2.7 D, AWD
Signal Circuit Inspection
2005 Hyundai Santa Fe GLS, 2.7 D, AWDSECTION Signal Circuit Inspection
WARNING: This page is about a different variant/trim than selected.
- Check reference voltage in harness
- Ignition "OFF"
- Disconnect IAT sensor connector.
- Ignition "ON" & Engine "OFF"
- Measure voltage between terminal 5 of IAT sensor harness connector and chassis ground.
Specification: approx. 5V
NOTE: In case of short to battery in IATS, Voltage reading can be displayed either 5V or 12V. 5V means that IATS is short to another 5V source such as MAFS power etc. and 12V means that IATS is short to battery voltage source such as Power (12V) etc.
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.