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Home >> Kia >> 2017 >> Rio SX >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transaxle Control System >> Transaxle Control Module (TCM) >> Repair Procedures >> Inspection >> Replacement
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Repair Procedures: Inspection: Replacement

NOTE: When replacing the TCM, the vehicle equipped with immobilizer must be performed the procedure as below.
[In the case of installing used TCM]
  1. Perform "TCM Neutralization Mode" procedure with GDS. (Refer to "IMMOBILIZER SYSTEM ")
  2. Insert the key and turn it to the IGN ON and OFF position.

Then the TCM key register process is completed automatically.
[In the case of installing new TCM]- Insert the key and turn it to the IGN ON and OFF position.
Then the TCM key register process is completed automatically.
  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Disconnect the TCM connector (A).
    Fig 1: Locating TCM Connector
    G11845493Courtesy of KIA MOTORS AMERICA, INC.
  3. Remove the bracket installation bolts (A) and the nut (B).

    TCM Installation Bolt/Nut: 

    9.8-11.8 N.m (1.0-1.2 kgf.m, 7.2-8.7 lb-ft)

    Fig 2: Removing Bracket Installation Bolts And Nut (1 Of 2)
    G11845494Courtesy of KIA MOTORS AMERICA, INC.
    Fig 3: Removing Bracket Installation Bolts And Nut (2 Of 2)
    G11845495Courtesy of KIA MOTORS AMERICA, INC.