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    V8-380-CE-D - Help Identify Sensor Location For O2 Code Errors

    Hello! I have two error codes on my starboard V8-380-CE-D: SPN: 3261 Exhaust 2 O2-1 HeaterFMI: 4 Voltage below normal or shorted low SPN: 3271 Exhaust 2 O2-2 HeaterFMI: 4 Voltage below normal or shorted low These are the only two codes being thrown. The engine maxes out at 4500 RPM at WOT...
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