DTC C1311: Open Circuit in Main Relay 1; DTC C1312: Short Circuit in Main Relay 1 [06/2018 - ]: Wiring Diagram
Refer to DTC C1241.
Refer to DTC C1241: Low or High Power Supply Voltage [06/2018 - 08/2020] , or refer to DTC C1241: Low or High Power Supply Voltage [08/2020 - ]