Bypass Screw-Hydraulic Pump

2008 Jeep Liberty Sport, RWD, AutomaticSECTION Bypass Screw-Hydraulic Pump
WARNING: This page is about a different car, the 2008 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Always verify that the bypass screw is tight in the pump housing prior to replacing a hydraulic pump/motor assembly.

The convertible top system is equipped with a hydraulic bypass screw that is used to relieve pressure from the hydraulic system in the event that the top must be manually raised or lowered (such as a low battery or a convertible top operating concern). Use the following procedure if the convertible top must be manually raised or lowered.

Fig 1: Bypass Screw-Open
GC0042987Courtesy of CHRYSLER LLC
  1. Open the luggage compartment door.
  2. Turn the bypass screw (1) located on the bottom of the shelf panel (2) counterclockwise until the screw stops turning.
  3. Carefully manually raise or lower the convertible top as necessary.
    Fig 2: Bypass Screw-Closed
    GC0042988Courtesy of CHRYSLER LLC
  4. Once the convertible top is in the required position, turn the bypass screw (1) located on the bottom of the shelf panel (2) clockwise until seated. Tighten the screw to 2 N.m (17 in. lbs.).
  5. Close the luggage compartment door.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
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  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.