jzs179's (2jz-ge) and jzs171 (1jz-gte) don't have security for some reason - though they are 1999-2001, and even uzs175 (same years) does have security
besides, in general jzx100/jzs150 series are quite different from jce10/sc300 . single o2 sensor, map instead of maf, no security to name a few
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