Hello,
My 95 Civic ESi (Philippine domestic version) is similar to the U.S. EX version, I think. It has a PH16 engine (PGM-FI, 16Valve, 1.6Li, SOHC non-vtec, ECU code P27) but it has no oxygen sensor! This is common knowledge here, and there is a plug where the sensor should be. My question...