Smog checks are similar to window tint or not having a front license plate. Last Updated: January 15, 2023 People will know you have cams. The Accessport still has the same functions it had before the change. ECU-tuned cars will now automatically flunk California smog testing can you tune the car with DSM link to run lean at 15 and 25 MPH? The good news is that the BAR Advisory Board told SEMA in a meeting on July 15th that they feel confident in being able to separate non-emissions related tuning such as for recalibrating the speedometer for wheel and tire changes. FYI, this is an example of a failed smog test result for modified software. CARB-approved music is still legal. Smog test in CA for those tuned | Cadillac CTS-V Forum California Says New Cars Must Meet Zero Emissions Standards by 2035, In July, California made changes to its emissions testing that impacted many car owners who had aftermarket modifications to their vehicles. Its a catback exhaust, so it shouldnt affect emissions. 06-15-2017, 10:03 AM #4 . Barry Lewis/Getty Images. According to the state government, modified cars can simply be restored to their OEM settings before getting a smog test. Your cars ECU has a CVN (or check sum) set by the manufacturer. Intake temps usually rise. Anything like downpipes, midpipes, headers will cause you to fail. Here's a good reminder to anyone running a tuned car out in California: As of today, July 19, the state's notoriously strict smog testing will automatically fail any car . According to Peter, BAR has been gathering this information for six years, so they know what to look at. Tom has over 10 years of experience in the auto industry. A_1337_Canadian 8 mo. 2010-2023 CarBuzz Inc. All Rights Reserved, New California Smog Test Will Fail Tuned Cars, Eight model years and newer do not require a biennial Smog Check, Four model years and newer do not require a change-of-ownership Smog Check. When looking at the Honda Fit vs Mazda 3, the cars have similar prices and comfort rankings, byt the Mazda 3 has significantly more standard safety features.

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