FixVault

TCM High Temperature Protection Control

WARNING: This page is about a different car, the 2009 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

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 CHART

Malfunction detection condition TCM electronic substrate temperature
  • 145 °C (293°F) and 120 seconds
  • 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)
  • Vehicle speed: 5 km/h (3 MPH) or less
Vehicle behavior Accelerator opening: output torque of approximately 0.5/8