Electronic Throttle Body Assembly L3R413640 Compatible with Mazda 3 2007-2013 5 2008-2010 6 2007-2008 3 Sport 2009-2013 2.0L L4 Replaces S20412

### Editorial Review of Electronic Throttle Body Assembly L3R413640 The Electronic Throttle Body Assembly L3R413640, designed for compatibility with several Mazda models from 2007 to 2013, appears to be a source of frustration for many customers. Although it may look similar to the original part, and some users attempted to use it in their vehicles, the performance has been disappointing. Many reviewers have reported that, despite successful installation, the unit failed to work properly. Common issues included the vehicle not idling correctly—often stalling or throwing error codes. A notable concern was that customers found it difficult, if not impossible, to calibrate the throttle body using standard diagnostic tools, which led to further disillusionment. Additionally, some users felt misled, claiming that the serial numbers on the product appeared altered or counterfeit, which contributed to their belief that they received a product that was not genuine. While a few users suggested that it could be an option for those looking to start a new build (possibly in a less critical application), the Consensus clearly points towards significant reliability concerns for regular use in Mazda vehicles. Overall, the feedback indicates that this product may not meet the expectations of customers looking for a dependable replacement for their vehicle's throttle assembly. ### Pros and Cons **