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  1. C

    Hints for fixing P0155 O2 sensor OBDII code on '95 NSX-T

    So if your CEL light comes on and its a P0155 code, a few searches will confirm that this is the Bank 2 (Front bank) Sensor 1 (upstream of the CAT in the exhaust manifold) 02 sensor. There are plenty of threads that discuss what brand/part number of O2 sensor to use and recommend spraying 'lots...