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DTC BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND TCM POWER SOURCE) TM-99 < COMPONENT DIAGNOSIS > [TYPE 1 (4AT: RE4F03B)] C E F G H I J K L M A B TM N O P DTC BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND Description INFOID:0000000001694393 The A/T fluid temperature sensor detects the A/T fluid temperature and sends a signal to the TCM. CONSULT-III Reference Value in Data Monitor Mode INFOID:0000000001694394 Remarks: Specification data are reference values. On Board Diagnosis Logic INFOID:0000000001694395 • This is not an OBD self-diagnostic item. SULT-III is detected when TCM receives an excessively low or high voltage from the sensor. Possible Cause INFOID:0000000001694396 • Harness or connector (The sensor circuit is open or shorted.) • A/T fluid temperature sensor DTC Confirmation Procedure INFOID:0000000001694397 CAUTION: • Always drive vehicle at a safe speed. least 10 seconds before continuing. After the repair, perform the following procedure to confirm the malfunction is eliminated. WITH CONSULT-III 1. Start engine. 2. Select “DATA MONITOR” mode for “A/T” with CONSULT-III. 3. Touch “START”. 4. Drive vehicle under the following conditions. 5. If the check result is NG, go to WITHOUT CONSULT-III 1. Start engine. 2. Drive vehicle under the following conditions. 3. Perform self-diagnosis. Refer to TM-38, "Diagnosis Procedure without CONSULT-III" 4. If the check result is NG, go to Diagnosis Procedure INFOID:0000000001694399 1. CHECK TCM POWER SOURCE 1. Turn ignition switch ON. (Do not start engine.) Item name Condition Display value FLUID TEMP SE When A/T fluid temperature is 20 ° C (68 ° F). 1.5V When A/T fluid temperature is 80 ° C (176 ° F). 0.5V |