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International Automotive Technicians Network
Re: 87 renix jeep fuel control only with scanner connected
Posted to Emissions Forum on 10/22/2019

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Maybe you already know, but if it has a single-wire sensor, it won't go into closed loop unitl O2 sensor becomes active. Make sure the exhaust manifold temp is over 600* F. It also won't go into clos... Login to read more.