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Description and Operation: Function: Denormalization

Under conditions below, ECU turns to denormalized status. After denormalization, auto up and safety function shall not be operated. In order to make these function active again, ECU should go through the normalization process. Refer to Self Diagnosis  and DOOR AND GLASS STATUS  table.

Denormalization conditions:

  1. Continuous 15 times reverses
  2. Power off during motor operation
  3. Driver side door opened and window glass is at the bottom (hard stop position) with IGN on, IGN Off => within Tsec(BH: 2sec,VI:5sec), IGN On => Manual Down switch signal input 3 times within 5sec => De-normalization (If IGN off) on is not fulfilled within 2sec or manual down switch signal is not inputted within 5sec then repeat again this cycle
DOOR AND GLASS STATUS

Door and Glass
Status
IGN Status Input Time IGN Status Switch Input Status Switch
Input
Times
Normalization
on Status
Re-input
time
IGN Status Switch
Input
Driver side door opened, Window glass is bottom with IGN on (Hard stop) IGN Off Dt Tsec BH: 2secVI: 5sec IGN On Δ t ≤ 5sec IGN On Press and release Manual down switch 3times De-normalization