Operation CHARM: Car repair manuals for everyone.

Hydraulic Control Assembly - Antilock Brakes: Service and Repair






REMOVAL





1. Disconnect the brake tubes from the HECU.





2. Remove the HECU bracket mounting bolt and remove the HECU.

CAUTION:
1. Never attempt to disassemble the HECU.
2. The HECU must be transported and stored in upright position and with sealed ports. The HECU must not be drained.





3. Disconnect the HECU (Hydraulic and electronic Control Unit) and motor connector.

INSTALLATION
1. Follow the reverse order of removal.
2. Tighten the modulator mounting bolts and brake tube nuts to the specified torque.
Tightening torque
HECU mounting bolt: 8 - 10 Nm (80 - 100 kg.cm, 5.6 - 6.9 ft. lbs.)
Brake tube nut: 13 - 17 Nm (130 - 170 kg.cm, 9 - 12 ft. lbs.)