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DTC work support item Description Check item 4TH GR FNCTN P0734 Following items for “A/T 4th gear function (P0734)” can be con- I Self-diagnosis status (whether the diagnosis is being con- I Self-diagnosis result (OK or NG) I Shift solenoid valve A I Shift solenoid valve B I Overrun clutch solenoid valve I Line pressure solenoid valve I Each clutch I Hydraulic control circuit TCC S/V FNCTN P0744 Following items for “A/T TCC S/V function (lock-up) (P0744)” I Self-diagnosis status (whether the diagnosis is being con- I Self-diagnosis result (OK or NG) I Torque converter clutch sole- I Each clutch I Hydraulic control circuit Diagnostic Procedure Without CONSULT-II NHAT0023 OBD-II SELF-DIAGNOSTIC PROCEDURE (WITH GST) NHAT0023S01 Refer to EC-103, “Generic Scan Tool (GST)”. OBD-II SELF-DIAGNOSTIC PROCEDURE (NO TOOLS) NHAT0023S02 Refer to EC-82, “Malfunction Indicator Lamp (MIL)”. GI MA EM LC EC FE AX SU BR ST RS BT HA SC EL IDX ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION CONSULT-II (Cont’d) AT-49 |