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International Automotive Technicians Network
Re: Do we do repairs that another shops have diagnosed?
Posted to Technical Discussion Forum on 12/26/2011 1 Reply

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Hi buddy,

Nice find! I would hook up 1 channel of scope to cyl #1 IGT and put it next to the crank sensor. The IGT for cyl #1 usually occurs at 5 - 10 deg before tdc while cranking.

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