DTC P0403-18: Exhaust Gas Recirculation "A" Circuit Current Below Threshold; DTC P040319: Exhaust Gas Recirculation "A" Circuit Current Above Threshold; DTC P140018: Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Below Threshold; DTC P140019: Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Above Threshold [10/2018 - 10/2020]: Wiring Diagram