No.25 Transmission Overheats: Notes

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

TRANSMISSION OVERHEATS DESCRIPTION AND POSSIBLE CAUSE

25	Transmission overheats
DESCRIPTION	Burnt smell is emitted from transmission. Smoke is emitted from transmission.
POSSIBLE CAUSE	The malfunction is restricted to hindrance of coolant at the oil cooler. In addition, overheating of the transmission may be caused by a malfunction of the transmission fluid temperature sensor. The malfunction is restricted to hindrance of coolant at the cooler. Oil cooler malfunction Excessive amount of ATF Torque converter malfunction Clutch slippage In the event of clutch slippage, a DTC (incorrect gear ratio) is output. TCC piston malfunction NOTE: Before following the troubleshooting steps, make sure that the Automatic Transmission On-Board Diagnostic and Automatic Transmission Basic Inspection are conducted. (See BASIC INSPECTION .)

Transmission overheats

DESCRIPTION

Burnt smell is emitted from transmission.
Smoke is emitted from transmission.

POSSIBLE CAUSE

The malfunction is restricted to hindrance of coolant at the oil cooler. In addition, overheating of the transmission may be caused by a malfunction of the transmission fluid temperature sensor.
The malfunction is restricted to hindrance of coolant at the cooler.
- Oil cooler malfunction
- Excessive amount of ATF
- Torque converter malfunction
- Clutch slippage
  - In the event of clutch slippage, a DTC (incorrect gear ratio) is output.
- TCC piston malfunction
NOTE:
- Before following the troubleshooting steps, make sure that the Automatic Transmission On-Board Diagnostic and Automatic Transmission Basic Inspection are conducted. (See BASIC INSPECTION .)