1. |
Turn the ignition switch
OFF. |
2. |
Disconnect the brake tubes from the HECU by
unlocking the nuts counterclockwise with a spanner.
Tightening
torque :
18.6 ~ 22.6N.m(1.9 ~ 2.3kgf.m, 13.7 ~
16.6lb-ft)
| |
3. |
Pull up the lock of the ESC control unit
connector , then disconnect the connector.

|
4. |
Loosen the ESC HECU bracket bolts (A) and nut
(B), then remove HECU and bracket.
Tightening
torque :
16.7 ~ 25.5N.m(1.7 ~ 2.6kgf.m, 12.3 ~
18.8lb-ft)
|

1. |
Never attempt to disassemble the
HECU. |
2. |
The HECU must be transported and
stored in. |
3. |
Never shock to the
HECU. | | |
5. |
Remove the 3 bolts, then remove the bracket
from HECU.
Tightening
torque :
10.8 ~ 13.7N.m(1.1 ~ 1.4kgf.m, 8.0 ~
10.1lb-ft)
| |
1. |
Installation is the reverse of
removal. |
2. |
Tighten the HECU mounting bolts and nuts to
the specified torque. |
3. |
After installation, bleed the brake
system.(Refer to ABS bleeding)
|
2WD and 4WD vehicle are
sharing the HECU each other. To apply appropriate vehicle, HECU needs to
variant coding process.
Variant coding process is necessary when :
- |
C1702 DTC(variant coding error) code is
detected. |