p0141

  1. D

    P0140 code keeps coming back

    2004 5.8 L 1500 w/ only 52,000 mi Replaced O2 sensors (2X) and code returns P0141 Bank 1 sensor 2 heater failure Checked sensor @ 6 Ohms resistance and power to sensor unit running 13.6 V Engine runs fine on (closed loop) but kicks up code when switching over. Need it to function to pass...
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