B2605

B2605 SHIFT POSITION

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC B2605 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
"DTC Logic" Body Control System.
- If DTC B2605 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.Shift the selector lever to the P (Park) position.
2.Turn ignition switch ON and wait 1 second or more.
3.Shift the selector lever to the N (Neutral) position and wait 1 second or more.
4.Shift the selector lever to any position other than P (Park) and N (Neutral) and wait 1 second 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

Regarding Wiring Diagram information, refer to "Wiring Diagram" Engine Start Function.

1. CHECK CVT SHIFT SELECTOR SWITCH FUNCTION

1.Turn ignition switch ON.
2.Select "SFT PN-IPDM" and "SFT PN/N SW" in DATA MONITOR mode with CONSULT.
3.Check "SFT PN-IPDM" and "SFT PN/N SW" indication under the following conditions.





Is the inspection result normal?
YES- Refer to "Intermittent Incident" Intermittent Incident.
Revision: March 20122013 Infiniti JX
NO-1- If SFT PN-IPDM is incorrect. GO TO 2.
NO-2- If SFT PN/N SW is incorrect. GO TO 5.

2. CHECK IPDM E/R INPUT SIGNAL

1.Turn ignition switch OFF.
2.Disconnect IPDM E/R connector.
3.Turn ignition switch ON.
4.Check voltage between IPDM E/R harness connector and ground.





Is the inspection result normal?
YES- Replace IPDM E/R. Refer to "Removal and Installation" Service and Repair.
NO- GO TO 2.

3. CHECK IPDM E/R INPUT SIGNAL CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect BCM connector.
3.Check continuity between IPDM E/R harness connector and BCM harness connector.





4.Check continuity between IPDM E/R harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

4. REPLACE IPDM E/R

1.Replace IPDM E/R. Refer to "Removal and Installation" Service and Repair.
- Inspection End.

5. CHECK BCM INPUT SIGNAL

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





Is the inspection result normal?
YES- GO TO 6.
NO- GO TO 7.
Revision: March 20122013 Infiniti JX

6. 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.

7. CHECK BCM INPUT SIGNAL CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect TCM connector.
3.Disconnect BCM connector.
4.Check continuity between TCM harness connector and BCM harness connector.





5.Check continuity between TCM harness connector and ground.





Is the inspection result normal?
YES- GO TO 8.
NO- Repair or replace harness.

8. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- Inspection End.
Revision: March 20122013 Infiniti JX