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Wiper apparatus control method and wiper control system

  • US 20090125183A1
  • Filed: 11/12/2008
  • Published: 05/14/2009
  • Est. Priority Date: 11/13/2007
  • Status: Active Grant
First Claim
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1. A control method for a vehicle wiper apparatus comprising a first motor that is drive-controlled by a first control circuit, a first wiper blade that is driven by the first motor, a second motor that is drive-controlled by a second control circuit connected to the first control circuit through an intermediation of a communication line, and a second wiper blade that is driven by the second motor, wherein an operation control for the first wiper blade and the second wiper blade is performed in accordance with a setting state of a wiper switch,wherein the first control circuit is connected to a vehicle information communication line that transmits control information from a vehicle side, the control information including the setting state of the wiper switch, and to a switch signal line directly connected to the wiper switch, andthe first control circuit acquires the setting state of the wiper switch through the vehicle information communication line when a communication state of the vehicle information communication line is normal, acquires the setting state of the wiper switch through the switch signal line when abnormality occurs in the communication state of the vehicle information communication line, and drive-controls the first motor and the second motor by the first control circuit and the second control circuit.

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