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Home >> Saturn >> 2003 >> LW300 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0451: EVAP Fuel Tank Pressure Sensor Circuit Performance >> Diagnostic Procedure
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Diagnostic Procedure

Fig 1: DTC P0451: EVAP Fuel Tank Pressure Sensor Circuit Performance (Steps 1-7)
G00255587Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC P0451: EVAP Fuel Tank Pressure Sensor Circuit Performance (Steps 8-14)
G00255588Courtesy of GENERAL MOTORS CORP.