MIL LAMP ON, SCAN FOR CODES. CODE P0140 O2 BANK 1 SENSOR 2 STUCK AT CENTER. COMPARE READINGS - BANK1 SENSOR2 MIMICKING BANK1 SENSOR1. CLEAR CODES & ROAD TEST - CODE RESETS. QUESTION IS; O2 SENSOR B1 S2 IS UPSTREAM OF CONVERTER. WHAT READINGS ARE NORMAL?? THE P...

FIX posted 9/26/2000

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