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Home › Cadillac › 2003 › CTS Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P0451: EVAP Pressure Sensor Range/Performance › Conditions For Setting DTC

Conditions For Setting DTC

The FTP voltage is less than 0.78 volts or more than 2.94 volts within 12 seconds of start-up.
The condition is present for more than 10 seconds.