B2603

B2603 SHIFT POSITION

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC B2603 is displayed with DTC B2601, first perform the trouble diagnosis for DTC B2601. Refer to
"DTC Logic" B2601.






DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE 1

1.Turn power switch ON.
2.Operate electric shift selector to change shift position to P, and wait 1 second or more.
3.Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES- Go to "Diagnosis Procedure" .
NO- GO TO 2.

2. PERFORM DTC CONFIRMATION PROCEDURE 2

1.Operate electric shift selector to change shift position to any position other than P, and wait 1 second or more.
2.Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES- Go to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. INSPECTION START

Perform inspection in accordance with the procedure that confirms DTC.
Which procedure confirms DTC?
DTC confirmation procedure 1-GO TO 2.
DTC confirmation procedure 2-GO TO 5.

2. CHECK DTC OF ELECTRIC SHIFT CONTOROL MODULE

Check DTC in "Self Diagnostic Result" mode of "SHIFT" using CONSULT.
Is DTC detected?
YES- Perform the trouble diagnosis related to the detected DTC.
NO- GO TO 3.

3. CHECK P/N POSITION SIGNAL CIRCUIT

1.Turn power switch OFF.
2.Disconnect BCM connector.
3.Disconnect electric shift control module connector.
4.Check continuity between BCM harness connector and electric shift control module harness connector.





5.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. REPLACE BCM

1.Replace BCM. Refer to "Removal and Installation" Service and Repair.
2.Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
- INSPECTION END

5. CHECK DTC OF ELECTRIC SHIFT CONTOROL MODULE

Check DTC in "Self Diagnostic Result" mode of "SHIFT" using CONSULT.
Is DTC detected?
YES- Perform the trouble diagnosis related to the detected DTC.
NO- GO TO 6.

6. CHECK P POSITION SIGNAL CIRCUIT

1.Turn power switch OFF.
2.Disconnect BCM connector.
3.Disconnect electric shift control module connector.
4.Check continuity between BCM harness connector and electric shift control module harness connector.





5.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- GO TO 7.
NO- Repair or replace harness.

7. REPLACE BCM

1.Replace BCM. Refer to "Removal and Installation" Service and Repair.
2.Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
- INSPECTION END