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Home >> Jeep >> 2006 >> Commander Base, 3.7 K, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Electronic Control Modules (Service Information) >> Module-Antilock Brakes >> Removal

Module-Antilock Brakes: Removal

  1. Remove the negative battery cable from the battery.
  2. Install a brake pedal prop rod.
  3. Siphon the master cylinder.
    Fig 1: HCU Lines & Components
    GC0044655Courtesy of DAIMLERCHRYSLER CORP.
  4. Disconnect the HCU electrical connectors (5).
  5. Remove the primary brake line at the master cylinder.
  6. Remove the primary brake line from the HCU (4).
  7. Remove the secondary brake line at the master cylinder.
  8. Remove the secondary brake line at the HCU (4)
  9. Remove the 4 chassis lines (3) at the HCU (4).
    Fig 2: Identifying ABM/HCU Components
    GC0044738Courtesy of DAIMLERCHRYSLER CORP.
  10. Remove the 1 mounting nut and 1 bolt holding the HCU bracket attachment to the vehicle.
  11. Remove the HCU (3) with the bracket (5) from the vehicle.
    Fig 3: Antilock Brake Module & Hydraulic Control Unit
    GC0026855Courtesy of DAIMLERCHRYSLER CORP.
    1 - ABM
    2 - HCU
  12. Remove the 3 ABM bolts securing the ABM (1) to the HCU (2).
    Fig 4: Antilock Brake Module & Hydraulic Control Unit
    GC0045386Courtesy of DAIMLERCHRYSLER CORP.
  13. Separate the ABM (1) from the HCU (2).
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