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9151211 Method of monitoring an engine coolant system of a vehicle  
A method of monitoring an engine coolant system includes modeling the total energy stored within an engine coolant. If an actual temperature of the engine coolant is below a minimum target...
9043046 Data processing device, microcontroller, and self-diagnosis method of data processing device  
A data processing device includes a memory, an arithmetic circuit that accesses the memory by outputting an access control signal CTRL that controls access to the memory, a first data storage unit...
9031768 Method for functional diagnosis of a separator  
A method for functional diagnosis of a separator for separating oil present in a blow-by has from a crankcase in a combustion engine is provided. The crankcase includes a crankcase pressure...
9020736 Fault diagnosis apparatus for airflow meter  
Disclosed is a fault diagnosis apparatus for an airflow meter for determining that the airflow meter has a fault when a divergence ratio, i.e., a divergence value of an estimated intake-air...
9014951 Method and system for correcting engine torque based on vehicle load  
A method and a system for correcting an engine torque based on a vehicle load may include: determining whether a vehicle load determination condition is satisfied continuously for a predetermined...
9008950 Pressure sensor diagnosing method and common rail fuel injection control apparatus  
Disclosed is a common rail fuel injection control apparatus that is used in an engine that drives power equipment, an actual measurement temperature difference that is a difference between a...
9002617 Gas turbine engine controller with event trigger  
A feedback control system is provided and includes a controller to control an operation of a motive element in accordance with current and previous measured states. The controller includes a...
9002618 Variable valve timing control apparatus for engine  
A variable valve timing control apparatus includes a variable valve timing device and a valve timing controller to control the variable valve timing device in a manner that an actual VCT phase...
8996280 Method for operating a fuel injector of an internal combustion engine, and control device for an internal combustion engine  
In a method for operating a fuel injector, a transition range of the characteristics curve of the injector is detected individually and adapted continuously, so that a monotonous characteristics...
8996285 System for detecting malfunction of variable valve lift apparatus and method for the same  
A system for detecting malfunction of a variable valve lift apparatus may include an engine provided with the variable valve lift apparatus controlling lift of a valve, a vibration sensor which...
8989994 System and method for fault diagnosis in fuel injection system  
A method for fault diagnosis in a fuel injection system having first and second fuel injectors. The method includes initiating a current flow in the first and second fuel injectors. Further, a...
8955309 Method for adapting an exothermic reaction in the exhaust system of a motor vehicle  
A method for adapting a thermal model of a catalyst is provided. The method comprises adjusting an amount of exhaust gas reductant upstream of the catalyst based on a thermal model of the...
8958974 Non-intrusive exhaust gas sensor monitoring  
A method of monitoring an exhaust gas sensor coupled in an engine exhaust is provided. The method comprises indicating exhaust gas sensor degradation based on a difference between a first set of...
8949001 Control apparatus and control method for internal combustion engine  
A control apparatus for an internal combustion engine is configured to execute an air-fuel ratio control based on an output of an air-fuel ratio detector provided in an exhaust passage through...
8942911 System and method for detecting a stuck vehicle accelerator and remedial control  
A control system for a vehicle includes an error detection module and a remedial control module. The error detection module detects whether an accelerator of the vehicle is stuck is based on...
8935114 Determining the closing time of a fuel injection valve based on evaluating the actuation voltage  
A method for determining a closing time of a valve having a coil drive, in particular a direct injection valve for an engine of a motor vehicle, has the steps: (a) switching off a current flow...
8935081 Fuel system blockage detection and blockage location identification systems and methods  
A system for a vehicle includes a first pressure module and a blockage indication module. The first pressure module receives a signal from a pressure sensor that measures pressure within a fuel...
8930121 Offset and slow response diagnostic methods for NOx sensors in vehicle exhaust treatment applications  
A method that includes in-vehicle systems and practices for determining whether a NOx sensor in an exhaust stream is performing properly.
8924131 Method and apparatus for controlling a diagnostic module for an exhaust gas sensor  
A method and apparatus for controlling a diagnostic module for an exhaust gas sensor in a vehicle is provided. The exhaust gas sensor is located in an exhaust pathway in the vehicle. The...
8924127 Engine control system  
A ground engaging vehicle including a frame, an engine, a controller, an accelerator, a position sensor and an interpreter. The engine is supported by the frame and the engine includes a throttle....
8903623 Method and kit for engine emission control  
Methods and systems are provided for operating an engine including a first and a second bank of cylinders. One example method comprises, adjusting engine injection timing based on a first...
8897996 Method for diagnosing a clogging of an injector in an internal combustion engine  
A method is provided for diagnosing a clogging of an injector in an internal combustion engine equipped with a fuel rail and with a plurality of fuel injectors hydraulically connected to the fuel...
8887684 Idling stop apparatus and method for disabling idling stop function  
An idling stop apparatus is provided which can prevent a voltage of a battery from being lowered even when a microcomputer is reset. In an idling stop apparatus when a reset condition is...
8881707 Fail-safe controller for direct injection engine  
A fuel pressure varies according to whether a fuel pressure sensor and a high-pressure pump have a malfunction or not. In view of this, a first threshold Perr1 is defined for determining whether...
8880322 Vehicle, abnormality determination method for internal combustion engine, and abnormality determination device for internal combustion engine  
A vehicle including an internal combustion engine provided with a plurality of cylinders, and a control unit that determines that an abnormality of the internal combustion engine has occurred when...
8874349 Sensor control apparatus and sensor control method  
A sensor control apparatus including a gas sensor having a sensor element, a housing and a base part formed of a resin. The apparatus includes a heating part and a control part. When the control...
8855889 Method for regulating the rail pressure in a common rail injection system of an internal combustion engine  
A method for open-loop and closed-loop control of an internal combustion engine (1) in which the rail pressure (pCR) is controlled via a low pressure-side suction throttle (4), as the first...
8836544 Multifunctional displays and display systems for marine vessels  
Multifunctional displays for a marine vessel having a propulsion system can include a sequential indicator, a first portion, a second portion and a transition portion between the first portion and...
8825348 Exhaust gas recirculation valve contaminant removal  
An exhaust gas purification system including an exhaust gas passageway which routes a flow of exhaust gas from an exhaust gas source to an intake manifold; an exhaust gas passageway valve which...
8818693 Engine system control device  
The present invention provides an engine system control device to be applied to an engine system provided with an engine having a variable compression ratio mechanism capable of changing a...
8812214 Control device for internal combustion engine  
An internal combustion engine control device the present invention provides is a control device that can realize both of request torque and a request A/F for each of cylinder groups with high...
8812220 Diagnostic apparatus for internal combustion engine  
A diagnostic apparatus for a multicylinder internal combustion engine includes: an EGR portion capable of executing an individual-cylinder EGR in which EGR gas is distributed and supplied...
8803456 Motor drive control device  
A motor drive control device is provided in which if any abnormality occurs in a drive control circuit, drive command signals the drive control circuit generates are interrupted at once, so that...
8793052 Electromagnetic suspension system  
A change of performance of an electromagnetic suspension unit is detected. When an integral Σ|Vs′−Vs*| of an absolute value of a difference between an actual value Vs* and an estimated value Vs′...
8788184 Method and apparatus for the self-diagnosis of an exhaust gas probe  
A method for the self-diagnosis of an exhaust gas probe (20). The exhaust gas probe (20) has at least one heating element (26). The method includes a modeled heat output PH is determined for the...
8762040 Method and device to help an aircraft to altitude change in case of reduced separations  
A method and device to help an aircraft change altitude in case of reduced separations is disclosed. The device, embarked on board the airplane, comprises means for determining a performing time...
8762034 Particulate matter deposition amount estimation device, exhaust gas purification system, and particulate matter deposition amount estimation method  
There are provided calculating a differential pressure deposition amount of PM deposited in a DPF based on an exhaust gas flow rate and a differential pressure of the DPF, calculating a model...
8746215 Sample tube structure for automotive fuel tank leak detection  
A vapor management system (10) includes a sense tube (47) disposed in a fuel tank (12). A differential pressure sensor (17) has one side connected to the sense tube and another side connected to a...
8744728 Fuel sulfur content-based operation control of a diesel engine  
Over a diesel engine's lifetime, engine efficiency may be reduced and some of this may be attributable to sulfur deposit accumulation in the engine. A method for controlling operation of a diesel...
8739764 Method for correcting fuel injection amount in common-rail-type fuel injection control device and common-rail-type fuel injection control device  
A common-rail-type fuel injection control device where an error in the correction of a fuel injection amount when an exhaust brake is used is eliminated enabling a more reliable correction of a...
8720187 Exhaust diagnostic control system and method with selective disablement of NOx reduction efficiency diagnostic  
An exhaust diagnostic control system comprises a test enabling module, an exhaust gas temperature management module in communication with the test enabling module, and a component management...
8725393 Plant control apparatus  
A plant control apparatus includes a plant model and a control input determining device. The plant model estimates a control variable of a plant based on an input including a control parameter to...
8694197 Gain/amplitude diagnostics of NOx sensors  
A method of diagnosing vehicle NOx sensor faults that includes sensing that an exhaust gas recirculating (EGR) valve is closed and that fuel flow to a vehicle engine is above a predetermined rate...
8682501 Data processing device, microcontroller, and self-diagnosis method of data processing device  
A data processing device includes a memory, an arithmetic circuit that accesses the memory by outputting an access control signal CTRL that controls access to the memory, a first data storage unit...
8676425 Methods and systems for maintenance and other processing of container-grown plants using autonomous mobile robots  
A system is provided for processing container-grown plants positioned in a given area. The system includes a processing station positioned in the area for processing the container-grown plants. It...
8676534 Method for determining the rotation speed of a supercharger in an internal combustion engine  
A method for determining the rotation speed of at least one supercharger (14) in an internal combustion engine (1); the method includes detecting, through a microphone (25), the intensity of a...
8666641 Engine control with valve operation monitoring using camshaft position sensing  
A system or method for controlling a multiple cylinder internal combustion engine operable in a reduced displacement mode with at least one valve or cylinder selectively deactivated include...
8666642 Memory corruption detection in engine control systems  
A system for detecting memory corruption in an engine control module includes a variable selection module, an output module, an input module, and a response comparing module. The variable...
8649960 Method and data storage medium for reading and/or storing injector-specific data for controlling an injection system of an internal combustion engine  
In a method for reading and/or storing injector-specific data for controlling an injection system of an internal combustion engine, an injector is charged by a control unit according to a...
8649961 Method of diagnosing several systems and components by cycling the EGR valve  
A method to operate an electronic controlled internal combustion engine to perform on board NOx emissions level diagnostics. In one embodiment, the method may include operating the engine to...