Comprehensive vehicle diagnosis method

A comprehensive diagnosis and vehicle technology, applied in the automotive field, can solve the problems of finding vehicles, faults, and not being able to understand vehicle performance in time, achieving timely maintenance and repairs, and reducing the risk of serious faults

Inactive Publication Date: 2014-07-23
深圳市伊爱高新技术开发有限公司
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Problems solved by technology

[0003] For this reason, the purpose of the present invention is to provide a vehicle comprehensive diagnosis method, by analyzing and processing various parameters of the driving vehicle within a cycle from ignition to flameout of the vehicle, and forming a vehicle comprehensive diagnosis result, so that the owner can intuitively and clearly Understand the status of the vehicle in order to solve the problem that the current owner cannot keep abreast of the performance of the vehicle and find the fault of the vehicle

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[0018] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

[0019] see figure 1 as shown, figure 1 It is a flowchart of the working principle of the present invention. The present invention provides a vehicle comprehensive diagnosis method, through the speed, engine speed, mileage and instantaneous fuel consumption information of the on-board automatic diagnosis system in the Trip cycle, and then comprehensive data analysis according to the set driving type, so as to obtain the economical driving Score and safe driving score, give the comprehensive diagnosis result of the vehicle, in order to solve the current problem that the owner cannot know the perfor...

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Abstract

The invention discloses a comprehensive vehicle diagnosis method. Through a speed, an engine rotation speed, mileage and instantaneous fuel consumption information of a vehicle-mounted automatic diagnosis system within a Trip period, comprehensive data analysis is carried out according to a set driving type, an economic driving score and a safe driving score can be obtained, the comprehensive vehicle diagnosis result is given, performance changes of the vehicle can be timely mastered by the driver, hidden problems of the vehicle can be found, the vehicle can obtain timely maintenance and repair, and risks of serious faults to the vehicle can be reduced.

Description

technical field [0001] The invention belongs to the technical field of automobiles, and in particular relates to a vehicle comprehensive diagnosis method. Background technique [0002] With the increasing application of modern new automotive electronic technology, there are more and more controllers in the car, and it is becoming more and more difficult to find faults in the vehicle. At present, most cars use the indicator light of the combination instrument to judge the state of the car, but many drivers themselves do not know the meaning of the indicator light very well. They only know that the light on indicates that the car has a fault, but they do not know what the specific fault is. Fault, let alone know whether the car fault is serious or not, and whether it has a greater impact on the driving of the car. In addition to the above methods, diagnostic equipment can also be used for diagnosis. However, most of the vehicle diagnostic equipment in reality directly judges ...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M17/007
Inventor 张海科程志高
Owner 深圳市伊爱高新技术开发有限公司
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