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Home >> Hyundai >> 2017 >> Sonata Plug-In Hybrid >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle Control System (PHEV) >> Repair Procedures >> Adjustment >> Transaxle Control Module (TCM) Learning

Transaxle Control Module (TCM) Learning

When shift shock is occurred, or the transaxle or TCM are replaced, TCM learning should be performed.

In the following case, TCM learning is required.

TCM learning procedure

  1. Automatic Transaxle Fluid (ATF) temperature: 40~100°C
  2. Driving learning

    Drive the vehicle from a stop in D through all gears 1st, 2nd, 3rd, 4th, 5th and 6th gear while holding the throttle steady at the specified Throttle Position Sensor (TPS) value (15~25%).