Repair Procedures

Removal

1. Turn the ignition switch OFF and disconnect the negative (-) battery cable.
2. Remove the engine room junction box and bracket.




3. Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner.

Tightening torque:
ABS : 12.7 - 16.7 N.m (1.3 - 1.7 kgf.m, 9.4 - 12.3 lb-ft)
ESC : 18.6 - 22.6 N.m(1.9 - 2.3 kgf.m, 13.7 - 16.6 lb-ft)




4. Pull up the lock of the HECU connector, then disconnect the connector.
5. Loosen the HECU bracket bolt(3EA), then remove HECU and bracket.

Tightening torque:
16.7 - 25.5 N.m (1.7 - 2.6 kgf.m, 12.3 - 18.8 lb-ft)





CAUTION:
1. Never attempt to disassemble the HECU.
2. The HECU must be transported and stored in.
3. Never shock to the HECU.

6. Remove the 3 bolts, then remove the bracket from HECU.

Tightening torque:
10.8 - 13.7 N.m (1.1 - 1.4 kgf.m, 8.0 - 10.1 lb-ft)

Installation

1. Installation is the reverse of removal.
2. Tighten the HECU mounting bolts and nuts to the specified torque.