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Home >> Dodge and Ram >> 2020 >> Durango R/T, AWD >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Base Brakes (Service Information) >> Hydraulic/Mechanical >> Booster, Power Brake >> Removal

Booster, Power Brake: Removal

CAUTION:

Vacuum in power brake booster must be pumped down (removed) before removing master cylinder from power brake booster. This is necessary to prevent power brake booster from sucking in any contamination as master cylinder is removed. This can be done simply by pumping brake pedal, with vehicle engine not running and the ignition OFF, until a firm feeling brake pedal is achieved.

  1. With the engine not running and the ignition OFF, pump the brake pedal until a firm pedal is achieved (4-5 strokes).
  2. Disconnect and isolate the negative battery cable.
  3. For vehicles equipped with a 5.7L engine:
    1. Remove the engine cover.
    2. Remove the air inlet hose resonator.
  4. Remove the air cleaner assembly. For 3.6L Engines, Refer to REMOVAL . For 5.7L Engines, Refer to REMOVAL . For 6.4L Engines, Refer to BODY, AIR CLEANER, REMOVAL .
  5. Remove the cowl panel cover and cowl side extensions. Refer to COVER, COWL PANEL, REMOVAL .
    GC0145590Courtesy of CHRYSLER GROUP, LLC
  6. Disconnect the fluid level sensor (3) electrical connector (2).
  7. Disconnect the power booster vacuum hose and vacuum sensor connector (4).
  8. Detach the wiring harness from the shock tower.
    GC0172100Courtesy of CHRYSLER GROUP, LLC
  9. Disconnect the vacuum hose and check valve (1) from the brake booster.
    GC0172103Courtesy of CHRYSLER GROUP, LLC
  10. Detach the brake tube support on the left shock tower (1).
    GC0172106Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    Use extreme care not to damage the brake tubes when relocating the master cylinder.

    CAUTION:

    Use extreme care not to scratch or damage the master cylinder piston.

  11. Remove and discard the two master cylinder nuts. Separate the master cylinder from the booster and carefully position the master cylinder (1) aside.
    GC0172125Courtesy of CHRYSLER GROUP, LLC
  12. Protect the master cylinder piston (1) after removal.
  13. Remove the wiper motor and linkage assembly. Refer to LINKAGE, WIPER ARM, REMOVAL .
  14. Remove the steering column opening cover. Refer to COVER, STEERING COLUMN OPENING, REMOVAL .
    GC0145585Courtesy of CHRYSLER GROUP, LLC
  15. Remove and discard the retainer clip (2) that holds the booster push rod (4) on the pedal pin. Separate the push rod from the pedal pin.
  16. Loosen the brake light switch bracket and relocate.
  17. Remove and discard the four power brake booster nuts (3).
    GC0172112Courtesy of CHRYSLER GROUP, LLC
  18. Remove the power brake booster (1) from the vehicle.
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