WebHow to check a catalytic converter temperature? Take an infrared thermometer and measure the temperature at the front of the catalytic converter. You only need to … After the exhaust system and cat converter has been heated point the infrared temperature meter at the incoming exhaust pipe as it enters the housing. If the unit is made directly into the exhaust manifold measure the top of the canister or the upper portion while not getting the manifold itself. See more Before we begin, its best if you drive your car around the block a few times to warm the engine and exhaust system. This will make the testing … See more Excessive back pressure in the exhaust system will restrict the flow of exhaust which can reduce engine powerdue to the exhaust gases not … See more Next, locate the rear of the unit and take a reading in much of the same place but in the opposite position of the incoming exhaust gases. This beam placement should be near where the outgoing exhaust system … See more
How to Diagnose Catalytic Converter Problems - OnAllCylinders
WebSep 23, 2016 · At CO’s peak, marked by the black cursor, O 2 rises. The blue trace would indicate a bad catalytic converter. Its oxygen level rose from .2 percent to 2.1 percent. That equates to a 1.9 percent increase, which is above our 1.2 percent standard and indicates a bad converter. The green trace comes in at .9 percent O 2. WebAug 28, 2013 · There are a handful of telltale signs your catalytic converter is on the fritz. Poor acceleration when stepping on the gas pedal. Noticeably less fuel efficiency. Dark, sooty smoke exiting your muffler. Engine starting trouble. Failing an emissions test. A pungent sulfuric or rotten smell. A Check Engine light in conjunction with any of these ... hershey antique flea market
DIAGNOSING SELECTIVE CATALYST REDUCTION (SCR) …
WebMay 19, 2024 · There are many issues that could trigger the Check Engine Light to illuminate. However, if you use an OBD-II scanner and get a P0420 code, you may be having issues with your catalytic converter. ... This catalyst has to reach a certain temperature to begin the catalytic process of separating NOx into its nitrogen and … WebStep 1: Connect the scanner connector to the OBDII port located on the left side of your steering wheel. Step 2: Start the machine and let it run for 10-15 mins to raise … WebMay 13, 2024 · There are several ways to check if your catalytic converter is working properly. The easiest one is to check your dashboard. If there’s a check engine light, it … maybelline banana powder review