2010 Chevy Equinox P0442 P0455 EVAP leak

2010 Chevy Equinox P0442 P0455 EVAP leak

Chevy Equinox On the 2010 Chevy Equinox, the P0442 is a “small” EVAP leak. And the P0455 is a “large” EVAP leak. First and foremost- check the fuel cap. Check the underside of the fuel cap for any cracks or signs of defects that may keep the cap from sealing correctly. If there are any doubts about the inspection of the cap, replace it. Keep in mind, you will need a cap that meets OE Specs. Those “universal” or “locking” fuel caps sold at after market parts stores do not meet OE…

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2003 Hyundai Santa Fe 3.5L P0441

2003 Hyundai Santa Fe 3.5L P0441

Hyundai Santa Fe On the 2003 Hyundai Santa Fe with the 3.5L engine, the P0441 points to a problem with the EVAP Purge Control System. There are a couple of things to check here. First, Check the underside of the fuel cap for any cracks or signs of defects that may keep the cap from sealing correctly. If there are any doubts about the inspection of the cap, replace it. Keep in mind, you will need a cap that meets OE Specs. Those “universal” or “locking” fuel caps sold at…

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2003 Lexus SC430 P0441 P0442 P0446

2003 Lexus SC430 P0441 P0442 P0446

Lexus SC430/span> On the 2003 Lexus SC430, the P0441 and P0446 are set when there is an evaporative emissions leak from the components or when there is a malfunction in either the VSV for the EVAP, the VSV for the pressure switching valve, or in the vapor pressure sensor itself. P0442 is set when there is an evaporative emissions leak from the components or when the vapor pressure sensor malfunctions. So- best place to start here is having the EVAP system “smoked”. This is where a machine forces smoke through the…

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2001 Toyota Echo P0440 P0441 P0446 EVAP

2001 Toyota Echo P0440 P0441 P0446 EVAP

Toyota Echo On the 2001 Toyota Echo, The P0440 is set when there is an emissions leak from the components, or when the vapor pressure sensor malfunctions. P0441 and P0446 are set when there is an emissions leak from the components or a problem with the VSV for EVAP, VSV for Canister Closed Valve, or in the vapor pressure sensor itself. So- best place to start here is by having the EVAP System “smoked”. This is where a machine forces smoke through the system and any leaks can be more easily…

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2006 Honda CRV P1454 P0452 P2422

2006 Honda CRV P1454 P0452 P2422

Honda CRV On the 2006 Honda CRV, the P1454 and the P0452 are directly related. Both point to a problem with the Fuel Tank Pressure Sensor. The P2422 points to a problem with the EVAP Canister Vent Shut Valve. Both of these are located under the rear, driver’s side of the vehicle, on the EVAP Canister. Carefully inspect the electrical connectors and wire harnesses to each for any loose, broken or damaged wires. Inspect the vacuum lines for any cracks, holes or disconnections. Inspect the canister itself for any signs of damage….

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2008 Hyundai Santa Fe P0441 Incorrect Purge

2008 Hyundai Santa Fe P0441 Incorrect Purge

Hyundai Santa Fe On the 2008 Hyundai Santa Fe, the P0441 is a fairly straight forward code pointing to a problem with the Purge Control Solenoid Valve (PCSV). These are actually very common fail items on these vehicles. The PCSV is located on the driver’s side of the engine, just below the throttle body. For best access, remove the air intake duct from the throttle body. Carefully inspect the rubber lines for any cracks, holes or disconnections. Inspect the electrical connector and wire harness for any loose, broken or damaged wires. If…

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2010 Cadillac SRX P0496 Purge Solenoid

2010 Cadillac SRX P0496 Purge Solenoid

Cadillac SRX On the 2010 Cadillac SRX, the P0496 is pointing to a problem with the EVAP (emissions control/recovery) Purge System. More commonly here, the problem will lie in the EVAP Canister Purge Solenoid Valve. It’s located on the top of the engine. Remove the engine cover to gain access. Carefully inspect the vacuum lines for any cracks, holes or disconnections. Inspect the electrical connector for any loose, broken or damaged wires. If the inspections check ok, a scan-tool should be used to monitor the fuel tank pressure sensor. The Fuel…

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2010 Buick Enclave P0496 purge flow

2010 Buick Enclave P0496 purge flow

Buick Enclave On the 2010 Buick Enclave, the P0496 is a problem in the EVAP Purge System. This can either be a problem with the EVAP Purge Solenoid Valve or the Fuel Tank Pressure Sensor. There is a quick test that can determine which has the fault. The test will require the use of a scan-tool that can read EVAP System items data in real time. If you do not have access to such a scan-tool, carefully inspect the vacuum lines to/from the Purge Solenoid for any cracks, holes or disconnections. Inspect…

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2010 Chevy Tahoe Tighten Gas Cap

2010 Chevy Tahoe Tighten Gas Cap

Chevy Tahoe On the 2010 Chevy Tahoe, when the Tighten Gas Cap message comes on AND there is a Check Engine Light also on, this means there is a problem somewhere in the EVAP (emissions control/recovery) System. First, make sure the replacement fuel cap meets GM specs. Most aftermarket caps will not meet specs. If you are certain the cap is good, then the next thing to do is to have the Diagnostic Trouble Codes (aka “P-Codes”) scanned from the on-board computer. Unfortunately, there are literally dozens of parts and…

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2002 Hyundai Accent P1401 DM-TL

2002 Hyundai Accent P1401 DM-TL

Hyundai Accent On the 2002 Hyundai Accent the P1401 is actually a known problem, and Hyundai has issued a Technical Service Bulletin that states the common cause for this issue is “Water leakage into the DM-TL (Diagnosis Module-Tank Leakage) may result in corrosion of the DMTL connector pins. To correct this condition, replace the DM-TL and DM-TL wiring connector.”. It’s located under the vehicle, on the rear, driver’s side. Does your vehicle have a similar problem? Get connected to a Live Q&A session with a certified Auto Mechanic and get your…

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