With the vehicle running and at normal operating temperature, use the FIXD live data feature or a digital multimeter to check the voltage reading of the downstream O2 sensor. If any leaks are found, repair the leak, clear the code, and complete several drive cycles to verify that was the fix. Pay close attention to the exhaust manifold, gaskets, and exhaust pipes pre-catalytic converter. STEP 2: EXAMINE THE EXHAUST SYSTEM FOR DAMAGE AND LEAKS If other codes are present, they must be addressed first. Use FIXD to scan your Chevrolet Equinox to verify P0420 is the only code present. STEP 1: USE FIXD TO ENSURE NO OTHER ENGINE CODES ARE PRESENT Tools/parts needed (our top picks from Amazon): This repair requires mechanical knowledge and is not recommended for beginners. If you want a step by step guide on how to diagnose and fix this problem, check out our P0420 guide. Diagnosis can be a time and labor-intensive process for inexperienced DIYers. Keep in mind this is an advanced-level diagnosis and repair and not recommended for beginners. If you’d like to try to fix code P0420 at home without throwing money at parts, you’ll want to follow the steps below for proper diagnosis. > Find a RepairPal Certified Shop Near You DIY Steps to Diagnose Chevrolet Equinox Code P0420 These shops can not only help you figure out what’s going wrong before you waste time and money on the wrong parts, but they also offer a minimum 12-month, 12,000-mile warranty and stand behind all their estimates with guaranteed fair pricing. If you’re having catalytic converter issues and you’re not comfortable diagnosing this issue at home, we recommend finding a RepairPal certified shop nearby to pinpoint the problem and give an accurate estimate for repairs. The first step is to get it diagnosed to figure out what is causing the catalytic converter fault. How Do I Fix Chevrolet Equinox Code P0420? P0420 is one of the top 5 trouble codes for the Chevrolet Equinox.Leaded Gasoline (the root cause of converter failure).Rich or Lean air-fuel ratio (the root cause of converter failure).Misfire (the root cause of converter failure).Worn or internally failing catalytic converter (Most Common).Our P0420 guide can walk you through how to save money and diagnose this yourself. It’s important to look for other codes that could indicate the root cause of converter failure, such as misfires or an incorrect air-fuel ratio. The most common reason for check engine code P0420 is catalytic converter failure, but there are other potential causes for this code. The chart below shows the most likely repair and cost range for Equinoxs for all of the years that FIXD has data on. Most Likely Repair And Cost For Chevrolet Equinox P0420 By Year Code P0420 indicates that the catalytic converter is not functioning efficiently, therefore increasing the output of harmful pollutants by the vehicle. The function of the catalytic converter is to break down harmful pollutants that are created by your Chevrolet Equinox during the combustion cycle and convert them into less harmful gases. You can take your car into a shop, or save money by learning how to diagnose and fix your problem yourself with our P0420 guide. There are many variables that could cause this code. Diagnosis: The most common cause of Chevrolet Equinox P0420 is a bad catalytic converter, but it can be caused by anything from a faulty oxygen sensor to a rich or lean running condition, or misfires.Repair Urgency: Get this code fixed as soon as possible to avoid further damage to your emission system and possible engine damage.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |