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Ref. low and heated O2s
Posted to Technical Discussion Forum on 6/8/1998 5 Replies

Today I was given a 1996 Corsica, 3100 engine, and charged with turning out the MIL. The stored DTC was P0140, HO2S CKT Insufficient Activity Sensor 2. I hooked up my ever trusty Tech II and this is what I saw.

The Bad Scan

The engine was relatively cool. ... Login to read more.

5 Replies Received (View Replies)