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Re: 87 niss pulsar 8% co @15 &25mph
Posted to Emissions Forum on 1/9/2001 1 Reply

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Hi Aaron,

It appears the FPR (Fuel Pressure Regulator) is connected to venturi vacuum according to my vacuum diagram. You might want to check your O2 sensor at the ECCS (Electronic Concentrated Engi... Login to read more.

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