B2604

B2604 SHIFT POSITION

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
"DTC Logic" Body Control System.
- If DTC B2604 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
"DTC Logic" Body Control System.






DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Turn power switch ON.
2.Operate electric shift selector to change shift position to P, and wait 5 seconds or more.
3.Operate electric shift selector to change shift position to N, and wait 5 seconds or more.
4.Operate electric shift selector to change shift position to any position other than P and N, and wait 5 seconds or more.
5.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. CHECK DTC OF VCM

Check DTC in "Self Diagnostic Result" mode of "EV/HEV" using CONSULT.
Is DTC detected?
YES- Perform the trouble diagnosis related to the detected DTC.
NO- GO TO 2.

2. CHECK DTC OF ELECTRIC SHIFT CONTROL 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 BCM INPUT SIGNAL

1.Turn power switch ON.
2.Check voltage between BCM harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 5.

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 BCM INPUT 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 6.
NO- Repair or replace harness.

6. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END