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o2 sensor
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  1. N/A Tuning
    O2 Sensor Heater Control Circuit → Low (B1S2) WHEREEEEEE is this sensor even located?? I can't find any plugs coming from the STOCK exhaust besides one and that's the front upstream sensor... the exhaust doesn't even have a plug spot for another sensor anywhere!!?? ej251, the car was...
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