check engine light
#1
check engine light
got this from auto zone catalyst system efficiency below threshold- bank 1 probable causes air leak in exhaust before rear h2os,af sensor error,fuel system fault,faulty catalytic converter. 1999 4 runner limited 63K any input would be appreciated
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RedRunner_87
95.5-2004 Tacomas & 96-2002 4Runners (Build-Up Section)
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06-01-2021 01:51 PM
4, bank, bb, catalyst, check, efficiency, engine, igdiego, light, runner, system, tacoma, threshold, thresholdbank, wwwigdiegocom