Refer to DTC P2120: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT; DTC P2122: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT LOW INPUT; DTC P2123: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT HIGH INPUT; DTC P2125: THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT; DTC P2127: THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT LOW INPUT; DTC P2128: THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT HIGH INPUT; DTC P2138: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D"/"E" VOLTAGE CORRELATION .