Batt/Fluid Temp SEN (Fluid Temp Sens. Cir. and TCM Pwr. Source)

A/T BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND TCM POWER SOURCE
Description








The A/T fluid temperature sensor detects the A/T fluid temperature and sends a signal to the TCM.

CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE





Remarks: Specification data are reference values.

TCM TERMINALS AND REFERENCE VALUE





Remarks: Specification data are reference values.

On Board Diagnosis Logic
Diagnostic trouble code BATT/FLUID TEMP SEN with CONSULT-II or 8th judgment flicker without CONSULT-II is detected when TCM receives an excessively low or high voltage from the sensor.

Possible Cause
Check the following items.
- Harness or connectors
(The sensor circuit is open or shorted.)
- A/T fluid temperature sensor

Diagnostic Trouble Code (DTC) Confirmation Procedure
After the repair, perform the following procedure to confirm the malfunction is eliminated.

WITH CONSULT-II
1. Start engine.








2. Select "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Drive vehicle under the following conditions:
Selector lever in D, vehicle speed higher than 20 km/h (12 MPH).

WITHOUT CONSULT-II
1. Start engine.
2. Drive vehicle under the following conditions:
Selector lever in D, vehicle speed higher than 20 km/h (12 MPH).





3. Perform self-diagnosis.
Refer to TCM SELF-DIAGNOSTIC PROCEDURE (NO TOOLS).





Wiring Diagram - AT - BA/FTS





TCM TERMINALS AND REFERENCE VALUE (MEASURED BETWEEN EACH TERMINAL AND 25 OR 48 (TCM GROUND)

Diagnostic Procedure

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