pre-cats
Whilst the MR2 Roadster has very few flaws as either a fun cheap sports car or as a precision tool to hit the track with, there is one thing that we as a Club feel every owner should be aware of, and that is the pre-catalytic converters (or pre-cats for short). There have been a [...]
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Disclaimer: Altering or removing any part of a manufacturer’s installed emissions system is against Federal Emissions Laws in the United States. Those members who choose to do this agree they are doing it of their own violation, will not hold Spyderchat.com liable, and agree to use their vehicle for “off-road use only”. – Don In [...]
Tags: cats, CEL, engine, gut, gutting, install, pre-cat, pre-cats, precat, precats, removal, remove
For those of you that dont know, when designing the MR2 Toyota went down the path of making it a Ultra Low Emissions Vehicle (ULEV). Doing this meant adding a whole load of extra emmisons control equipment to the engine, chief among these being 2 additional catalytic convertors installed in the exhaust manifold. The theory [...]
Tags: cats, ECU, engine, install, pre-cat, pre-cats, precat, precats, removal, remove
View the original content on MR2 Roadster Owners Club
Disclaimer: This documentation in no way replaces the Toyota MR2 Repair Manuals. The purpose of this content is only to provide supplementary information to fellow MR2 enthusiasts. Midship Runabout and its contributing authors will not be held responsible for any injury or damages that may occur as the result of practicing any of the methods or procedures described within this website.