DTC P0452: Fuel Tank Pressure Sensor Input Low: Condition

When engine is running and engine coolant temperature is less than 176°F, PCM monitors input voltage at terminal No. 62. If voltage is less than .2 volt, DTC is set. Causes may include the following:

• Faulty FTP sensor.
• Open or short circuit.
• Faulty connector.
• PCM malfunction.