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Title:
FAULT DIAGNOSIS DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/070937
Kind Code:
A1
Abstract:
Provided is a fault diagnosis device capable of identifying the true location of a fault in a short length of time, regardless of mechanic experience. The present invention is a fault diagnosis device (10) that diagnoses faults on the basis of fault codes (DTC) recorded in an electronic controller (ECU (82)) of a vehicle (80), the device comprising: a storage unit (16) for storing system information (34) representing a system of a plurality of fault codes that are related to each other; an identifying unit (22) for identifying a true fault code on the basis of the system information (34) when a plurality of fault codes are recorded; and an output unit (display unit (18)) for outputting the identification results of the identification unit (22).

Inventors:
KAWAHARA NAOKI (JP)
WATANABE KOJI (JP)
Application Number:
PCT/JP2019/026509
Publication Date:
April 09, 2020
Filing Date:
July 03, 2019
Export Citation:
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Assignee:
HONDA MOTOR CO LTD (JP)
International Classes:
G01M17/007; B60R16/02
Foreign References:
JP2006335150A2006-12-14
JP2017072534A2017-04-13
JP2008304367A2008-12-18
JP2006088821A2006-04-06
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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