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Posts Tagged: P0455

P0455, P0456 Acura

How to fix trouble codes P0455, P0456 Acura Acura has issued a service bulletin 14-006 to address trouble codes P0455, P0456 Acura. The bulletin applies to the vehicles listed below with the listed VIN ranges. In these vehicle the Check Engine light may come on and the ECM stores trouble codes P0455, P0456. P0455 (EVAP system large leak) P0456 (EVAP system very small leak detected) In addition, the gas cap may be loose or stick/slip when you try to tighten it. Acura has determined that the gas cap gasket is … Read More

P0456, P0455, P0457 Ford

Diagnose and fix trouble codes P0456, P0455, P0457 on a Ford Ford has issued a service bulletin #11-11-28 to address a problem with the evaporative emissions system setting P0456, P0455, P0457 and other trouble codes. The bulletin applies to the vehicles listed below 2010-11 Fusion, Milan 2009-11 Escape, Mariner The bulletin refers to the above vehicles equipped with either the 2.5L or 3.0L engines built before 3/4/2011. The problem is a leaking or stuck evaporative emissions purge valve. The leaking/stuck valve can set any of these trouble codes P0456, P0455, … Read More

P0442 P0455 P0456 Ford

Fix code P0442 P0455 P0456 on Ford Vehicles Understanding how this system works helps you to diagnose those dreaded EVAP leak codes. So buckle up and I’ll try to make this as painless as possible. Ford Evaporative Emissions System Components The system uses two solenoids and a pressure sensor. One sensor is called the Vapor Management Valve (VMV). The other is called the Canister Vent Solenoid (CV). The sensor is referred to as the Fuel Tank Pressure Sensor (FTP). The VMV is normally in the CLOSED position. It has 3 … Read More

P0455 definition

P0455 Evaporative Emission Control System Leak Detected (Gross Leak) If you have a P0455 Evaporative Emission Control System Leak Detected (Gross Leak), first check to make sure the gas cap is installed and torqued properly. The Evaporative Emissions system has applied a vacuum to the fuel system and detected a major leak. This is usually a sign that you’ve left the gas cap off, or that the gas cap is not sealing properly against the neck of the filler tube. First, check the gas cap to make sure it’s tight. … Read More

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