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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> Ecu Diagnosis Information >> TCM >> Protection Control >> TCM High Temperature Protection Control
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TCM High Temperature Protection Control

Limit the accelerator opening and forcibly control the vehicle to the low torque driving when the electronic substrate in TCM reaches the high temperature.

Malfunction detection condition TCM electronic substrate temperature
  • 145°C (293°F) and 120 seconds

    or

  • 150°C (302°F)
Control at malfunction Accelerator opening: 0.5/8 or less
Normal return condition
  • TCM electronic substrate temperature: Less than 140°C (284°F) and
  • Vehicle speed: 5 km/h (3 MPH) or less
Vehicle behavior Accelerator opening: output torque of approximately 0.5/8