Diagnosis Procedure

DIAGNOSTIC PROCEDURE

Step	Action	YES	NO
1	CHECK TRANSMISSION RANGE SWITCH CIRCUIT With SDT Turn ignition switch ON. (Do not start engine.) Select "SELECTION FROM MENU" in "Data list" mode for "AT" with SDT. Check if correct selector lever position (N/P, R, D, 3, 2 or 1) is displayed as selector lever is moved into each position. OK or NG	GO TO 5.	GO TO 2.
2	CHECK TCM POWER SUPPLY AND GROUND CIRCUIT Check TCM power supply and ground circuit. Refer to [MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK ]. OK or NG	GO TO 3.	Repair or replace damaged parts.
3	DETECT MALFUNCTIONING ITEM Check the following. A/T assembly harness connector pin terminals for damage or loose connection with harness connector. OK or NG	GO TO 4.	Repair or replace damaged parts.
4	CHECK SUB-HARNESS Remove control valve with TCM. Refer to [CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2: ON-VEHICLE REPAIR ]. Disconnect park/neutral position switch connector and TCM connector. Check continuity between park/neutral position switch connector terminals and TCM connector terminals. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 4. If OK, check harness for short to ground and short to power. 5. Reinstall any part removed. OK or NG	Replace the control valve with TCM. Refer to [CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2: ON-VEHICLE REPAIR ].	Replace open circuit or short to ground and short to power in harness or connectors.
5	CHECK DTC Perform "DTC Confirmation Procedure". Refer to [Diagnosis Procedure ]. OK or NG	INSPECTION END	GO TO 2.