- #2005 chevy equinox egr valve how to
- #2005 chevy equinox egr valve manuals
- #2005 chevy equinox egr valve software
#2005 chevy equinox egr valve software
Several manufacturers issued recalls and software updates related to the EGR valve. The FCA bulletin X63 extended the warranty for the EGR valve in the 2012-2013 Dodge Ram 1500 with a 4.7L Magnum V8 to 6 years, 100,000 miles. The repair includes reprogramming the engine ECU, replacing the EGR valve and modifying the wiring harness. The Toyota bulletin T-SB-0027-2012 Prius models describes a vibration and tapping noise at a cold start that can be caused by a sticking EGR valve due to carbon buildup. The EGR valve must be replaced with an updated part. The BMW issued the Emissions Recall Campaign for the X5d (E70) and 335d (E90) Diesel models that were produced from April 2009 to March 2011. The GM bulletin 15-NA-035 for the 2014-2015 Chevy Cruze with a 2.0L Diesel advises that a stuck-open EGR valve can cause the engine to stall or not to start. Whenever the EGR valve is removed, the EGR passages need to be checked for carbon buildup. When there is a suspicion that the EGR valve is sticking, or it shows carbon buildup, it is usually replaced together with a new gasket.Ĭheaper aftermarket parts are available. Often, an EGR valve might work while testing, but stick intermittently.
#2005 chevy equinox egr valve manuals
We posted a list of websites offering paid access to service manuals for different cars at the bottom of this article: Check Engine Light: What to check first, repair options. You can find the testing direction in the factory service manual. It's possible to check the resistance between the EGR valve terminals using a multimeter or activate the EGR valve from a 12V power source to see if it operates. Read more: P0401 Exhaust Gas Recirculation Flow Insufficient. It means that there is not enough EGR flow due to carbon buildup, stuck closed EGR valve or for other reasons. This often happens when a clogged-up catalytic converter causes excessive pressure in the exhaust manifold.Ĭheck Engine trouble codes related to EGR valveīy far, the most frequent code related to the EGR valve is P0401 Exhaust Gas Recirculation Flow Insufficient. Read more: Code P0401.Īnother problem with an EGR valve is when it gets burned through or "explodes". In some older Ford vehicles, some EGR codes were caused by a bad DPFE sensor. Clogged EGR passages can cause problems similar to a bad EGR valve.
Not all EGR problems are caused by a failed EGR valve. The EGR valve must be replaced to repair the problem. In many Mazda/Ford 4-cylinder engines, the code P0401 can be caused by a sticking EGR valve. Steps to diagnoseĬarbon buildup causes an EGR valve to stickĮGR valve failures causing the code P0401 were common in the Mazda CX-7 vehicles with a 2.3L turbo engine.
#2005 chevy equinox egr valve how to
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