SERVICE MANUAL
  Applies to: Tiburon 1998-2000
GROUP
Fuel System MFI Control System
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CIRCUIT DIAGRAM 
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HARNESS INSPECTION PROCEDURES 
SENSOR INSPECTION

Refer to EC GROUP - Emission Control System.

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DTC - P0451 (FUEL TANK PRESSURE SENSOR) 
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DTC - P0451 (FUEL TANK PRESSURE SENSOR) 

The fuel tank pressure sensor is a pressure sensitive variable resistor. It measures the change of pressure in the fuel tank and monitors leakage detection. It is used to close the evaporative system and observes tank pressure respectively with canister close valve.