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2000 Infiniti Q45 Question: Replace knock sensor but check engine light stays on. Raw gas smell in cabin



naildoctor, Franklin, TN, April 14, 2012, 17:43

Codes said to replace knock sensor but check engine light stays on.
Also, there was the smell of raw gas in the cabin and on the left side under hood but no sign of leak.

2 Answers
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  • Answer #1

    April 16, 2012, 04:49

    some trouble codes stored in the engine,
    you shoule use a code scanner clear the fault code,
    this tool can help you.

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  • Answer #2

    June 13, 2012, 15:45

    check fuel regulator and replace knock sensors,also check egr valve

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  • Reply

    seyil, December 05, 2013, 22:51

    is the knock sensor the one we also call the brain box?

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