Transmission Temperature Sensor/Switch: Testing and Inspection

TRANSAXLE FLUID TEMPERATURE (TFT) SENSOR INSPECTION [FS5A-EL]

On-Vehicle Inspection

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable.

3. Remove the air cleaner component. Service and Repair

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.

4. Disconnect the transaxle connector (primary).






5. Measure the resistance between the terminals E and H.






- If it is out of specification, perform the off-vehicle inspection of TFT sensor. Service and Repair
Transaxle fluid temperature (TFT) sensor





6. Install the air cleaner component. Service and Repair

7. Connect the negative battery cable.

8. Install the battery cover. Removal and Replacement

Off-Vehicle Inspection

WARNING:
- When the transaxle and ATF are hot, they can badly burn. Turn off the engine and wait until they are cool before replacing ATF.

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable.

3. Remove the coupler component. Primary Control Valve Body Removal [FS5A-EL]






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

5. Measure resistance between the terminals E and H.






- If not as specified, replace the TFT sensor. Service and Repair
Transaxle fluid temperature (TFT) sensor