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 MANUALSHYUNDAI2002XG 350 V6-3.5LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSPOWER STEERING PRESSURE SWITCHTESTING AND INSPECTION
2002 Hyundai XG 350 V6-3.5L
Power Steering Pressure Switch: Testing and Inspection
2002 Hyundai XG 350 V6-3.5LSECTION Testing and Inspection
POWER STEERING PRESSURE SWITCH
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.
Circuit Diagram:
Using Hi-scan (PRO):
Harness Inspection Procedure 1:
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.