Abstract: A vehicle computing device includes a data storage medium and a processing circuit. The processing circuit is programmed to receive from the data storage medium, a vehicle characteristic associated with an autonomous vehicle, receive historical data associated with the vehicle characteristic at a first road segment, determine a correction factor for the autonomous vehicle based at least in part on the historical data, and apply the correction factor to the vehicle characteristic to operate the autonomous vehicle in accordance with the historical data.

Abstract: A vehicle computing system for a vehicle includes a first and second memory device (e.g., erasable programmable read only memory (EEPROM)). The system further includes a circuit that selectively switches between the first and second memory device. The system further includes a first vehicle control module configured to receive notification that a software update is available at the second memory device. The first vehicle control module controls the circuit to switch from the first memory device to the second memory device at an initialization event. The first vehicle control module executes the software update based on communication with the second memory device.

Abstract: A method for improving operating a vehicle that includes an accelerator pedal is disclosed. In one example, the method assesses a vehicle for accelerator pedal degradation and applies control actions to the vehicle is accelerator pedal degradation is determined. The control actions may include adjusting a throttle position and adjusting vehicle brakes.

Abstract: Methods and systems are provided for cleaning an exhaust particulate filter by routing air via the exhaust particulate filter during a vehicle-off condition. In one example, during vehicle-off conditions, a turbocharger may be reverse rotated via an electric motor or an engine may be reverse rotated via an electric machine to route air via the exhaust particulate filter and the soot collected from the particulate filter may then be deposited on an air filter coupled to the intake manifold. During a subsequent engine start, the soot from the intake air filter may be routed to the engine cylinders for combustion.

Abstract: An example vehicle system includes a sensor and a processing device. The sensor is configured to identify a first location and a second location. The processing device is programmed to estimate a plurality of energy usages. Each energy usage is based at least in part on a speed of a host vehicle at the first location. The processing device is further programmed to select one of the plurality of energy usages as a target useable energy and control the host vehicle in accordance with the speed associated with the target useable energy.

Abstract: Methods and systems are provided for using an engine laser ignition system to take images, in real-time, of a cylinder during combustion and estimate cylinder soot generation. If excess soot generation is determined, cylinder fueling is adjusted by varying an injection pressure, amount, and ratio. An air-fuel ratio of the cylinder is also adjusted in view of exhaust temperature constraints to reduce soot generation.

Abstract: An electronic system for determining a state of at least one vehicle for sale, the system comprising: an electronic unique identifier associated with said at least one vehicle; an electronic sensing device associated with said at least one vehicle; said electronic sensing device comprising: at least one sensing element for acquiring in real-time information pertaining to a state of said at least one vehicle and acquiring in real-time information pertaining to the driving habits of an operator of said at least one vehicle; processing said acquired information to generate data pertaining to said at least one vehicle; a processing unit, a memory, one or more programs stored in said memory and configured to be executed by said processing unit; coupled to said network via a transceiver, said processing unit receiving at least one vehicle history report associated with said at least one vehicle; at least one maintenance report associated with said at least one vehicle; generating a master report based on said at le

Abstract: A humidifier system for a vehicle passenger cabin includes an onboard humidifier, an onboard reservoir in fluid communication with the humidifier and adapted to collect a fluid from a vehicle heat exchanger, and a controller configured to determine at least a passenger cabin relative humidity value and a dew point value for at least one vehicle window. The controller is configured to actuate the onboard humidifier to provide a humidified airflow into the passenger cabin, and to actuate a window heating system to heat the at least one vehicle window sufficiently to prevent or remove fogging resulting from the humidified airflow. Methods for controlling the humidifier system are described.

Abstract: A power supply system for an electrified vehicle may include a primary power source and an auxiliary power source configured to selectively supply power in place of or in addition to the primary power source. At least one electrical connector is configured to connect the auxiliary power source to the power supply system.

Abstract: Methods and systems are provided for regenerating and purging a particulate filter of an exhaust treatment system for a combustion engine. In one example, a method may include flowing exhaust gas in a reverse direction through the particulate filter to purge particulate matter to an intake manifold of the engine for combusting. The duration of purging may be based on a regeneration achieved during a previous regeneration of the particulate filter during a deceleration fuel shut-off event.

Abstract: Methods and systems are provided for integrating a VCR engine with a CVT transmission. Responsive to a driver demand, a controller may determine whether to maintain a current compression ratio or transition to an alternate compression ratio based on the fuel economy benefit of the transition and further based on any engine limitations that may be incurred at the engine speed-load following the transition. To improve the net fuel economy benefit while addressing the engine limitation, a compression ratio transition may be combined with a CVT adjusted engine speed-load regime, while maintaining engine power output.

Abstract: Methods for controlling vacuum within a brake booster by modifying powertrain operation include determining an intake manifold vacuum in response to actuation of a brake pedal. Increasing the intake manifold vacuum if the brake booster vacuum is less than a desired brake booster vacuum. In some embodiments, the transmission is downshifted to increase engine speed and intake manifold vacuum.

Abstract: Methods and systems are provided for diagnostics of a gasoline particulate filter in an exhaust system. In one example, a method may include indicating degradation of a hose coupled across a particulate filter responsive to a difference between a first differential pressure and a second differential pressure being greater than a threshold, the first differential pressure measured by a differential pressure sensor positioned in the hose responsive to a downstream exhaust tuning valve being fully open, the second differential pressure measured by the differential pressure sensor responsive to the exhaust tuning valve being fully closed.

Abstract: Methods and systems are provided for diagnostics of a gasoline particulate filter in an exhaust system. In one example, a method may include during conditions where a differential pressure sensor is exposed to changing exhaust pressure, indicating degradation of a hose coupled across a particulate filter in an exhaust system responsive to a change in differential pressure measured by the differential pressure sensor being different than an expected change, the differential pressure sensor positioned in the hose and the particulate filter positioned upstream of an exhaust tuning valve.

Abstract: A vehicle charge system includes a computer programmed to navigate a vehicle to a charge location based on a determination, upon determining that light received by the vehicle is below a light threshold, that one of a current vehicle charge level and a predicted charge level is below a charge threshold.

Abstract: Methods and systems are provided for expediting exhaust particulate filter regeneration. In one example, an engine controller may generate an exotherm at the filter by operating engine cylinders with air-fuel imbalance while using electric assist to a turbocharger to meet a torque demand and raise an intake airflow to enhance the effect of the exotherm. Once heated, the filter may be regenerated by flowing extra air to the exhaust via an air pump and injecting extra fuel to an exhaust passage via an exhaust injector.

Abstract: Methods and systems are provided for an emission control device that includes a particulate filter with a bypass. In one example, a method includes bypassing the particulate filter when the exhaust gas has a decreased soot load and when the particulate filter has a decreased soot storage. The method further includes reducing the filter bypass flow and terminating or adjusting a deceleration fuel shut-off operation due to an exhaust temperature proximate to the particulate filter being above a threshold.

Abstract: A power supply system for an electrified vehicle according to an exemplar aspect of the present disclosure includes, among other things, a primary power source and an auxiliary power source configured to selectively supply power in place of or in addition to the primary power source. At least one electrical connector is configured to connect the auxiliary power source to the power supply system.

Abstract: A method for balancing electrical grid production with electrical grid demand, according to an exemplary aspect of the present disclosure includes, among other things, adjusting operation of an engine of an electrified vehicle during a drive event to either conserve a state of charge of a battery pack in response to a first grid condition of an electrical grid or deplete the state of charge of the battery pack in response to a second grid condition of the electrical grid.

Abstract: Methods and systems are provided for cleaning an exhaust particulate filter by routing air via the exhaust particulate filter during a vehicle-off condition. In one example, during vehicle-off conditions, a turbocharger may be reverse rotated via an electric motor or an engine may be reverse rotated via an electric machine to route air via the exhaust particulate filter and the soot collected from the particulate filter may then be deposited on an air filter coupled to the intake manifold. During a subsequent engine start, the soot from the intake air filter may be routed to the engine cylinders for combustion.