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Main Control Valve Body: Inspection

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  1. Measure spring free lengths.
    SPRING FREE LENGTHS SPECIFICATION

    Spring Outer Diameter in. (mm) Free Length in. (mm) Number of coils Wire diameter in. (mm) Color
    Item
    Pressure regulator spring 0.453 (11.5) 1.346 (34.2) 11.5 0.039 (1.0) Red
    1-2 shift spring 0.291 (7.4) 1.441 (36.6) 14.0 0.031 (0.8) White
    Low reducing spring 0.311 (7.9) 1.358 (34.5) 13.0 0.031 (0.8) Yellow
    3-4 shift spring 0.291 (7.4) 1.441 (36.6) 14.0 0.031 (0.8) White
    Fig 1: Measuring Spring Free Lengths
    G04086145Courtesy of KIA MOTORS AMERICA, INC.
  2. If not within specification, replace spring(s).
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