Chevy Malibu On the 2008 Chevy Malibu, the P0451 is a very straight forward code that points to a problem with the Fuel Tank Pressure Sensor. This sensor plays a major role in the EVAP (emissions control) System. So when faulty, it will throw off other parts/sensors in the system, which can produce a fuel smell. These are actually very common GM vehicle fail items. The FTP sensor is located at the top of the fuel tank, mounted to the top of the fuel pump assembly. To gain access, the…
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2001 Chevy S10 Blazer P0453 FTP Sensor
Chevy S10 Blazer On the 2001 Chevy S10 Blazer, the P0453 is a fairly straight forward code that points to a problem with the Fuel Tank Pressure Sensor. The FTP sensor is located at the top of the fuel tank, mounted to the top of the fuel pump assembly. To gain access, the fuel tank will need to be removed from the vehicle. Once removed, carefully inspect the electrical connector and wire harness for any loose, broken or damaged wires (inspect carefully, a rubbed-through wire in the harness is very common…
Read More2005 Ford Expedition P0453 Fuel Tank Pressure
Ford Expedition On the 2005 Ford Expedition, the P0453 is a fairly straight forward code pointing to a fault with the Fuel Tank Pressure Sensor. You can find the sensor located at the top of the fuel tank. To gain proper access, the tank will need to be removed. Very commonly here, the plastic tube gets a crack in it. Make sure to carefully inspect the electrical connector and wire harness for any loose, broken or damaged wires. If the visual inspection checks ok, replacing the Fuel Tank Pressure Sensor Assembly…
Read More2000 Chevy Silverado P0440 EVAP
Chevy Silverado On the 2000 Chevy Silverado, the P0440 is pointing to a fault in the EVAP (emissions control/recovery) System. Unfortunately, it’s a fairly “general” code and there a few different things that can set this code. This can be a leak in the system, a problem with the EVAP Purge Solenoid, a problem in the EVAP Vent Solenoid, a problem with the Fuel Tank Pressure Sensor or a problem with the Canister itself. There will be some testing procedure that will need to be done to find the root of…
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