DTC DETECTION LOGIC 
DTC CONFIRMATION PROCEDURE
1. DTC CONFIRMATION
1. Erase DTC.
2. Turn ignition switch OFF.
3. Perform the Self Diagnostic Result of BCM with CONSULT, after the ignition switch has been turned ON for 120 seconds or more.
Is any DTC detected?
YES >> Refer to BCS "Diagnosis Procedure".
NO >> Inspection End.
1. CHECK BATTERY VOLTAGE
Check battery voltage.
Is battery voltage less than 8.8V?
YES >> Charge battery and retest. Refer to CHG "Work Flow (With EXP NI or GR-1200 NI)" or CHG "Work Flow (Without EXP NI or GR-1200 NI)".
NO >> GO TO 2.
2. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit. Refer to BCS "Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3. BCM SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of BCM with CONSULT. Refer to BCS "BCM : CONSULT Function (BCM - BCM)".
Is DTC B2562 CRNT?
YES >> Replace BCM. Refer to BCS "Removal and Installation".
NO >> Refer to GI "Intermittent Incident".

Diagnosis Procedure Regarding Wiring Diagram information, refer to BCS "Wiring Diagram". 1.CHECK FUSES AND FUSIBLE LINK Is the fuse blown? YES >> Replace the blown fuse or fusible ...
A/T Control system
A/T Control system : component parts location
1. IPDM E/R 2. TCM 3. Transmission range switch
4. A/T unit 5. Output speed sensor 6. Stop lamp switch
7. A/T shift selector 8. Overdrive control switch 9. Combination meter (type B)
A/T Control system : component description
Name
...
P0744 Torque converter
Description
This DTC is detected when the torque converter clutch solenoid valve is
electrically normal but the torque converter
clutch does not engage. This is not due to an electrical malfunction (circuit
open or shorted), but is
instead due to a mechanical malfunction (sticking of the cont ...