Removal |
1. |
Turn the ignition switch OFF and disconnect the negative (-) battery
cable.
|
2. |
Remove the battery (A) and ECM (B).
|
3. |
Remove the brake fluid from the master cylinder reservoir with a syringe.
|
4. |
Disconnect the brake tube (A) from the master cylinder by loosening
the tube flare nut.
|
5. |
Loosen the flare nuts (A) and then remove the brake tube (B).
|
6. |
Disconnect the brake tubes (A) from the HECU by unlocking the nuts counterclockwise
with a spanner.
|
7. |
Pull up the lock of the HECU connector (B) and then disconnect the connector.
|
8. |
Loosen the HECU bracket nuts (A) and then remove HECU and bracket.
|
9. |
Remove the bolts and then remove the bracket from HECU.
|
Installation |
1. |
Install in the reverse order 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)
|
4. |
When you have replaced the HECU always perform variant coding.
|
Variant coding |
1. |
Connect the GDS to the data link connector.
|
2. |
Turn the ignition "ON".
|
3. |
Select vehicle name and system.
|
4. |
Select the variant coding.
|
5. |
Perform variant coding according to the instructions on the screen.
|
6. |
Ignition "OFF" and then ignition "ON".
|
7. |
The variant coding is completed.
|