Hydraulic Control unit (HCU) - Installation

INSTALLATION

NOTE: If the ABM is being replaced with a new ABM is must be reprogrammed with the use of a scan tool.





1. Install the 3 ABM (1) mounting bolts to the HCU (2) if removed tighten mounting bolts to 12 Nm (9 ft. lbs.).




2. Install the HCU (3) with bracket (5) to the vehicle and tighten the 2 mounting nuts.




3. Install the 4 chassis lines (3) at the HCU (4).
4. Install the secondary brake line at the HCU (4).
5. Install the secondary brake line at the master cylinder.
6. Install the primary brake line at the HCU (4).
7. Install the primary brake line at the master cylinder.




8. Reconnect the HCU (4) electrical connector (5).
9. Install negative battery cable to the battery.
10. Remove the brake pedal prop rod.
11. Bleed base and ABS brake systems,Brake Bleeding.