Check engine light

3586 Views 16 Replies 6 Participants Last post by vandstra, Feb 17, 2010

Discussion Starter · Feb 11, 2010

Hello all.....I was driving yesterday and the light came on. How can I diagnose it myself?
Ps, do I need a code reader?
Thx in advance,
Manny

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Instructions for universal Bosch O2 sensor

If anyone wants to save a few bucks and get the universal Bosch sensor you can view instructions here: http://www.vaglinks.com/VAGLinks_Com/Docs/Misc/BoschAutoParts.com_UniversalOxygenSensorInstall2.pdf

If all you need is the wire color reference: (Element>Bosch) Blue>Black, White>Gray, 2 Blacks>2Whites.

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