Transmission Temperature Sensor/Switch: Testing and Inspection

TRANSAXLE FLUID TEMPERATURE (TFT) SENSOR INSPECTION [AY6A-EL]

CAUTION:
- Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it.
- Do not damage the terminals.

On-Vehicle Inspection

1. Disconnect the negative battery cable.

2. Remove the fresh-air duct and air cleaner component as a single unit. Service and Repair

3. Remove the TCM. Service and Repair

4. Measure the resistance between coupler component terminals B7 and B8.











- If there is any malfunction, inspect the coupler component for continuity. Testing and Inspection
- If coupler component has no malfunction, perform the "Off-vehicle inspection".

TFT sensor specification





Off-Vehicle Inspection

1. Place the TFT sensor and a thermometer in ATF as shown in the figure, and heat the ATF gradually.






WARNING:
- A hot ATF and beaker can cause severe burns. Do not touch them.

2. Measure the resistance between coupler component terminals B7 and B8.






- If there is any malfunction, replace the coupler component.

TFT sensor specification