Fluid Temp Sensor & A/T Control Unit Power Source Circuits

Parts description




The fluid temperature sensor detects the ATF temperature and sends a signal to the A/T control unit.

Trouble judgment conditions





Diagnostic trouble code detecting condition

With CONSULT



1. Start engine.
2. Select "SELF-DIAG RESULTS" mode with CONSULT.
3. Drive vehicle under the following conditions:
Shift lever in D, vehicle speed higher than 10 kph (6 MPH), throttle opening greater than 1/8 of the full open position, engine speed higher than 450 rpm and driving for more than 10 minutes.

With Generic Scan Tool



1. Start engine.
2. Drive vehicle under the following conditions:
Shift lever in D, vehicle speed higher than 10 kph (6 MPH), throttle opening greater than 1/8 of the full open position, engine speed higher than 450 rpm and driving for more than 10 minutes.
3. Select "MODE 3" WITH GENERIC SCAN TOOL.

Without Scan Tool



1. Start engine.
2. Drive vehicle under the following conditions:
Shift lever in D, vehicle speed higher than 10 kph (6 MPH), throttle opening greater than 1/8 of the full open position, engine speed higher than 450 rpm and driving for more than 10 minutes.
3. Perform self-diagnosis.
Refer to Self-Diagnostic Procedure Without Scan Tool.
Displaying & Reading Trouble Codes

Diagnostic Procedure - Fluid Temperature Sensor Circuit And A/T Control Unit Power Source Circuit: