Diagnostic Procedure

DIAGNOSTIC PROCEDURE

Step	Action	YES	NO
1	PERFORM DTC CHECK Perform "DTC check" Is any malfunction detected by "DTC check"?	Check the malfunctioning system. Refer to [SDT FUNCTION (AT) ].	GO TO 2.
2	CHECK 1ST POSITION SWITCH CIRCUIT With SDT Turn ignition switch "ON". Select "ECU INPUT SIGNALS" in "Data list" mode for "AT" with SDT. Read out "1 POSITION SW" moving switch selector lever to each position. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Without SDT Turn ignition switch "ON". (Do not start engine) Check voltage between A/T device harness connector terminal and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. OK or NG	GO TO 3.	Repair or replace damaged parts.
3	CHECK A/T FLUID LEVEL Check the A/T fluid level. Refer to [CHECKING THE A/T FLUID (ATF) ]. OK or NG	GO TO 4.	Refill ATF.
4	CHECK CONTROL CABLE Check the control cable. Refer to [SHIFT CONTROL SYSTEM: INSPECTION AND ADJUSTMENT ]. OK or NG	GO TO 5.	Adjust control cable. Refer to [Shift Control System Inspection and Adjustment].
5	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 6.	GO TO 9.
6	DETECT MALFUNCTIONING ITEM Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to [SYMPTOM CHART ] (Symptom No. 53). OK or NG	GO TO 7.	Repair or replace damaged parts.
7	CHECK SYMPTOM Check again. Refer to [ROAD TEST ]. OK or NG	INSPECTION END	GO TO 8.
8	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.
9	DETECT MALFUNCTIONING ITEM Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to [SYMPTOM CHART ] (Symptom No. 53). OK or NG	GO TO 7.	Repair or replace damaged parts.