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International Automotive Technicians Network
Re: subaru intermitant power loss
Posted to Technical Discussion Forum on 3/21/2007

we go through many subaru ignition coils - they are easy to test [2003 Subaru Outback, Ignition Waveform] you can look in mode 6 at the o2 sensor / afr sensor tests to see failures - [2003 Subaru Outback, ECM/Inputs/Outputs Waveform]

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