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 MANUALSHYUNDAI2000TIBURON L4-2.0LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSFUEL TANK PRESSURE SENSORTESTING AND INSPECTIONCOMPONENT INSPECTION
2000 Hyundai Tiburon L4-2.0L
Component Inspection
2000 Hyundai Tiburon L4-2.0LSECTION Component Inspection
This is the sensor to detect the fuel tank leakage in way which it measures the differential pressure between inside and outside fuel tank.
INSPECTION
Check to look that fuel level is over 15%. If not , this inspection is not available.
The vehicle must be running at idle. Don't forget it.
1. Prepare a voltmeter and connect it to FTP pins as shown.
2. After 20 min. idling, inspect the voltage.
System voltage 5 V
On acceleration Max. 4.5 V, Min. 0.5 V
3. At idle, inspect that voltage fluctuates on acceleration (rpm up and down).
NOTE: If voltage is not within spec as procedures, there is leakage and inspect the fuel tank and hoses toward canister and fuel neck. Then repair or replace relevant parts.
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.