MODULE, Anti-Lock Brake System: Installation: Installation

Fig 1: HCU

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CAUTION: When removing ABM from HCU, be sure to completely separate the two components (approximately 38 mm (1.5 in.) before removing ABM. Otherwise, damage to the pressure sensor or Pump Motor connection may result requiring HCU replacement. Do not to touch the sensor terminals on the HCU side or the contact pads on the ABM side as this may result in contamination and issues in the future.

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 ABM on the HCU and tighten then screws to 2 N.m (16 in. lbs.).
2. Install HCU/ABM (2AND3) on the mounting studs (4).
3. Install mounting nuts and bolt (4). Tighten to 11.5 N.m (102 in. lbs.).
   Fig 2: HCU LINES

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4. Install brake lines (2) to the HCU (4) and tighten to 19 N.m (170 in. lbs.).
   Fig 3: ABM ELECTRICAL CONNECTOR

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5. Install wiring harness connector (2) to the ABM and push down on the release (1) to secure the connector.
6. Install the master cylinder. Refer to Brakes/Hydraulic/Mechanical/MASTER CYLINDER, Brake - Installation .
7. Install negative battery cable to the battery.
8. Bleed ABS brake system. Refer to Brakes - Standard Procedure .