![]() ![]() Consumer Reports subscribers reported on any serious problems they had with their vehicles during the past 12 months that they considered serious because of cost, failure, safety, or downtime, in any of the trouble spots included in the table below. 090" following three cold engine startups.The reliability charts are based on responses on hundreds of thousands of vehicles from our latest Annual Auto Survey. P0457 - Loose Fuel Cap / Gross Leak Detected: This code is set if the PCM recognizes a leak greater than. If the ESIM switch does not close within a calibrated time, the PCM calculates a small leak of 0.02". P0456 - EVAP Purge System Small Leak: When the ignition is turned OFF and the EVAP system is sealed, a change in the fuel tank vapor temperature/ pressure occurs. The test is designed to discover a leak of 0.090" or greater. P0455 - EVAP Purge System Large Leak: This code is set id the PCM detects that the ESIM switch changes from closed to open following the purge shutdown sealing period. P0452 - EVAP Pressure Switch Stuck Closed: This code is set if the PCM does not detect an open ESIM switch following purge solenoid energizing. P0441 - EVAP Purge System Performance: This code is set if the PCM detects that the purge flow ratio and the ESIM switch closed ratio are below pre-set calculations. P0440 - General EVAP System Failure: This code is set if the PCM detects the EVAP system is not achieving or maintaining vacuum during the monitor test period. 6.5L Diesel Fuel Injection Pump (2002-94). ![]() Manifold Absolute Presure (MAP) Sensors.Air Charge / Manifold Temperature Sensors.Gasoline Direct Injection (GDI) Fuel Injector. ![]()
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