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P1146 Diagnostic Trouble Code Discussion for August 2011

Heated Oxygen Sensor (Bank 1 Sensor 2) Minimum Voltage Monitoring


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Trouble Ticket Help Requests for DTC P1146
Help Request Posted
2005 Nissan Sentra 1.8L MIL Lamp on VIN: 3N1CB51D05
P1146: Heated Oxygen Sensor (Bank 1 Sensor 2) Minimum Voltage Monitoring. ... DTC's listed: P0139, P1146, P1147 All refering to the post Cat O2 sensor. Freeze Frame Data is always for the P0139 DTC. Nothing unusual in the stored PIDs. The vehicle is at cruise, 55mph, 50% load, 3000rpm, LTFT & S...
August 24, 2011