Diagnostic Procedure

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DIAGNOSTIC PROCEDURE

Step	Action	YES	NO
1	PERFORM DTC CHECK Perform "DTC check". Refer to [SDT FUNCTION (AT) ]. Is any malfunction detected by "DTC check"?	Check the malfunctioning system. Refer to [SDT FUNCTION (AT) ].	GO TO 2.
2	CHECK CONTROL CABLE Check the control cable. Refer to [SHIFT CONTROL SYSTEM: INSPECTION AND ADJUSTMENT ]. OK or NG	GO TO 3.	Adjust control cable. Refer to [SHIFT CONTROL SYSTEM: INSPECTION AND ADJUSTMENT ].
3	CHECK A/T FLUID LEVEL Check A/T fluid level. Refer to [CHECKING THE A/T FLUID (ATF) ]. OK or NG	GO TO 4.	Refill ATF.
4	CHECK STALL TEST Check stall revolution with selector lever in "1" and "R" positions. Refer to [STALL TEST ]. OK or NG	GO TO 6.	GO TO 5.
5	DETECT MALFUNCTIONING ITEM Disassemble A/T. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. Check the following items: Reverse brake. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. OK or NG	GO TO 9.	Repair or replace damaged parts.
6	CHECK LINE PRESSURE Check the line pressure with the engine idling. Refer to [LINE PRESSURE TEST ]. OK or NG	GO TO 9.	Line pressure high. GO TO 7.
7	DETECT MALFUNCTIONING ITEM Check control valve with TCM. Refer to [CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2: ON-VEHICLE REPAIR ]. Disassemble A/T. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. Check the following. Oil pump assembly. Refer to [OIL PUMP: DISASSEMBLY AND ASSEMBLY ]. OK or NG	GO TO 9.	Repair or replace damaged parts.
8	DETECT MALFUNCTIONING ITEM Check control valve with TCM. Refer to [CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2: ON-VEHICLE REPAIR ]. Disassemble A/T. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. Check the following. Oil pump assembly. Refer to [OIL PUMP: DISASSEMBLY AND ASSEMBLY ]. Power train system. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. Transmission case. Refer to [TRANSMISSION ASSEMBLY DISASSEMBLY ]. OK or NG	GO TO 9.	Repair or replace damaged parts.
9	CHECK A/T FLUID CONDITION Remove oil pan. Refer to [OIL PAN: REMOVAL AND INSTALLATION ]. Check A/T fluid condition. Refer to [CHECKING THE A/T FLUID (ATF) ]. OK or NG	GO TO 10.	GO TO 13.
10	DETECT MALFUNCTIONING ITEM Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to [SYMPTOM CHART ] (Symptom No. 43). OK or NG	GO TO 11.	Repair or replace damaged parts.
11	CHECK SYMPTOM Check again. Refer to [ROAD TEST ]. OK or NG	INSPECTION END	GO TO 12.
12	PERFORM TCM INSPECTION Perform TCM input/output signals inspection. Refer to [TCM TERMINALS AND REFERENCE VALUES ]. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness connector. OK or NG	INSPECTION END	Repair or replace damaged parts.
13	DETECT MALFUNCTIONING ITEM Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to [SYMPTOM CHART ] (Symptom No. 43). OK or NG	GO TO 11.	Repair or replace damaged parts.