Refer to DTC P2120. See 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 .