Mitsubishi Eclipse 1990-1998 Repair Guide

Upper Control Arm

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REMOVAL & INSTALLATION



See Figures 1, 2, 3, 4, 5, 6, 7 and 8



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Fig. Fig. 1: Exploded view of the upper control arm and related components

  1. Disconnect the negative battery cable.
  2.  
  3. Unfasten the self-locking nut from inside the engine compartment.
  4.  



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Fig. Fig. 2: From inside the engine compartment, unfasten the control arm self-locking nuts

  1. Raise and safely support the front of the vehicle securely on jackstands.
  2.  
  3. Separate the upper ball joint and steering knuckle connection, using a suitable puller (MB991113 or equivalent) to loosen the tie rod end mounting nut. Only loosen the nut, do NOT remove it. Its also a good idea to support the puller with a piece of cord to prevent it from flying off.
  4.  



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Fig. Fig. 3: Unfasten the mounting nut



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Fig. Fig. 4: Install a suitable puller ...



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Fig. Fig. 5: ... then separate the upper control arm ball joint from the steering knuckle

  1. If not already done, remove the upper control arm self-locking nut, then remove the upper control arm from the vehicle.
  2.  



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Fig. Fig. 6: Remove the upper control arm from the vehicle

  1. If necessary, remove the retainers, then remove the upper arm shaft assemblies.
  2.  

To install:
  1. Install the upper control arm shaft at the angle shown in the accompanying figure. If the shaft is installed at the proper angle, then reference dimension is determined as shown in the accompanying figure.
  2.  



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Fig. Fig. 7: The upper control arm must be installed at the proper angle



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Fig. Fig. 8: When the control arm is installed correctly, it will have the proper dimensions

  1. The remainder of installation is the reverse of the removal procedure.
  2.  
  3. Tighten the retainers to the specification shown in the accompanying figure.
  4.  

 
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