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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 135 (Automatic Transaxle Control System (HEV)) >> Transaxle Control Module (TCM) >> Repair Procedures >> Installation
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Repair Procedures: Installation

WARNING: This page is about a different car, the 2015 Hyundai Sonata. However, it is still accessible from the selected car via links, so may be relevant.
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 "Neutral mode" procedure with GDS.

    (Refer to "IMMOBILIZER SYSTEM DIAGNOSIS - SONATA HEV article")

  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. Install in the reverse order of removal.

    TCM installation bolt:  9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

    TCM bracket installation bolt/nut:  9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)