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Patent Searching and Data


Title:
FAILURE DETECTION DEVICE FOR CLUTCH SWITCH
Document Type and Number:
Japanese Patent JPH05322032
Kind Code:
A
Abstract:

PURPOSE: To precisely detect the operation state of a vehicle clutch which can detect a failure in the clutch switch.

CONSTITUTION: Signals from a velocity sensor 2, an engine rotation sensor 3, and a clutch switch 5 are input to an ECU 1. The gear position of a transmission is determined from the velocity of the vehicle V, the number of rotations of an engine Ne. The number of speed changes is measured from a change in the gear position. The presence of a failure in the clutch switch 5 is determined by checking whether or not the number of speed changes measured and the number of changes in the signal from the clutch switch 5.


Inventors:
KOIKE YUZURU
OTA TAKATOSHI
CHIKAMATSU MASATAKA
Application Number:
JP12613392A
Publication Date:
December 07, 1993
Filing Date:
May 19, 1992
Export Citation:
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Assignee:
HONDA MOTOR CO LTD
International Classes:
F02D45/00; F16D25/12; F16H61/12; F16H63/50; (IPC1-7): F16H61/12; F16D25/12
Attorney, Agent or Firm:
Kinichi Kitamura (2 others)