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Closed loop question?
Posted to Emissions Forum on 5/11/2004 8 Replies

Hello EMF's

I have a 95 Acura Legend 3.2L failing ASM testing for high N.O. It appears that the PAIR(pulse air injection system) recieves vacuum all of the time from PAIR vac solenoid. When vac is removed from PAIR, N.O. drops to 40ppm or less at both speeds... Login to read more.

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