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  1. P0138 Is this trouble lurking ?

    Alfa 159, Brera & 946 Spider
    While driving to work this morning, outside temperature was -2 degrees. I got the engine MIL indicator coming up. Once I got to the work carpark I plugged in my gizmo and the fault was : P0138 : 02 Sensor Circuit : High Voltage Bank 1, Sensor 2 What does the above really mean ?? The MIL...