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 MANUALSHYUNDAI2003SANTA FE LX, 3.5 E, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSFUEL SYSTEM (3.5L)MFI CONTROL SYSTEMPOWER STEERING PRESSURE (PSP) SWITCHNOTES

2003 Hyundai Santa Fe LX, 3.5 E, AWD

Power Steering Pressure (PSP) Switch: Notes

2003 Hyundai Santa Fe LX, 3.5 E, AWDSECTION Notes

The power steering oil pressure switch senses the power steering load and inputs it to PCM, which then adjusts the idle speed control motor to maintain idle speed when the power steering pump puts a load on the engine.

Fig 1: View Power Steering Pressure Switch

Courtesy of HYUNDAI MOTOR CO.

RENDER: 1.0x

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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.