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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 46 (Transfer Case System (GF2A) - Service Information) >> 4WD Control Ecu >> Removal [12/2019 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

WARNING: This page is about a different variant/trim than selected.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during 4WD ECU assembly removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Replacement of 4WD ECU assembly for Dynamic Torque Control AWD System: 
  • ECU data save
  • ECU data initialization
  • ECU data write
Dynamic Torque Control AWD System Refer to CALIBRATION [12/2019 - ]
for Dynamic Torque Vectoring AWD System: 
  • ECU data save
  • ECU data initialization
  • ECU data write
Dynamic Torque Vectoring AWD System Refer to CALIBRATION [12/2019 - ]