Prior to replacing the 4WD ECU, check the 4WD ECU''s clutch
learing with the GDS tool. (Refer to " Coupling assembly " in 4WD group)
1.
Remove the lower panel. (Refer to "Crash Pad" in BD group)
2.
Remove the IPM.(Refer to "Fuses and Relays" in BE group)
3.
Remove the parking brake pedal.(Refer to "Parking Brake System" in BR group)
4.
Remove the 4WD ECU(C) after removing the nut (A-2ea) and the connector (B).
Tightening torque:
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
5.
Installation is the reverse of removal.
Prior to installing a new ECU, upload the original ECU’s
clutch learing to the replacement ECU using the GDS tool. (Refer to "
Coupling assembly " in 4WD group)