Nissan Versa
Sedan Service Manual
Body exterior, doors, roof & vehicle security » Security control system (SEC) » B2605 Shift position
Diagnosis Procedure

Regarding Wiring Diagram information, refer to SEC "Wiring Diagram".

1.CHECK IPDM E/R INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES >> GO TO 3.

NO >> GO TO 2.

2.CHECK IPDM E/R INPUT SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Disconnect transmission range switch connector.

4. Check continuity between IPDM E/R harness connector and transmission range switch harness connector.

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

Is the inspection result normal?

YES >> GO TO 5.

NO >> Repair or replace harness.

3.CHECK BCM INPUT SIGNAL

1. Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES >> GO TO 5.

NO >> GO TO 4.

4.CHECK BCM INPUT SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector.

3. Disconnect transmission range switch connector.

4. Check continuity between BCM harness connector and transmission range switch harness connector.

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

Is the inspection result normal?

YES >> GO TO 5.

NO >> Repair or replace harness.

5.REPLACE BCM

1. Replace BCM. Refer to BCS "Removal and Installation".

2. Perform initialization of BCM using CONSULT.

3. Perform DTC CONFIRMATION PROCEDURE for B2605. Refer to SEC "DTC Logic".

Is DTC B2605 detected again?

YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation".

NO >> Inspection End.

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