Fail-Safe Control
Switches to fail-safe control when malfunction is detected in encoder signal that detects up/down speed and direction of door glass. Switches to fail-safe control when a signal that is out of the specified value is detected between the fully closed position and the actual position of the glass.
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Error |
Error condition |
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Pulse sensor malfunction |
When only one side of pulse signal is being detected for more than the specified value. |
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Both pulse sensors malfunction |
When both pulse signals have not been detected for more than the specified value during glass open/close operation. |
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Pulse direction malfunction |
When the pulse signal that is detected during glass open/close operation detects the opposite condition of power window motor operating direction. |
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Glass recognition position malfunction 1 |
When it detects the error between glass fully closed position in power window switch memory and actual fully closed position during glass open/close operation is more than the specified value. |
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Glass recognition position malfunction 2 |
When it detects pulse count more than the value of glass full stroke during glass open/close operation. |
If fail-safe control, the system changes to a non-initialized condition and the following function do not operate.
- Auto-up operation
- Anti-pinch function
- Retained power function
When fail-safe control is activated, perform initialization procedure to recover. If a malfunction is detected in power window switch or more, fail-safe control is activated again.