Nissan Juke Service and Repair Manual : P1614 chain of IMMU-KEY

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON.

2. Check DTC in “Self Diagnostic Result” mode of “ENGINE” using CONSULT-III.

Is DTC detected? YES >> Refer to SEC-195, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK FUSE

Check that the following IPDM E/R fuse is not blown.

Is the fuse fusing?


Is the fuse fusing? YES >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO >> GO TO 2.

2.CHECK NATS ANTENNA AMP. INSTALLATION

Check NATS antenna amp. Installation. Refer to SEC-233, "Removal and Installation".

Is the inspection result normal? YES >> GO TO 3.

NO >> Reinstall NATS antenna amp. correctly.

3.CHECK IGNITION KEY

Start engine using another registered ignition key.

Does the engine start? YES-1 >> Replace ignition key.

YES-2 >> Perform initialization of BCM and registration of all ignition keys using CONSULT-III. For initialization and registration procedures, refer to CONSULT-III Operation Manual NATS-IVIS/NVIS.

NO >> GO TO 4.

4.CHECK NATS ANTENNA AMP. POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect NATS antenna amp. connector.

3. Check voltage between NATS antenna amp. harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 6.

NO >> GO TO 5.

5.CHECK NATS ANTENNA AMP. POWER SUPPLY CIRCUIT

1. Disconnect IPDM E/R connector.

2. Check continuity between IPDM E/R harness connector and NATS antenna amp. connector.

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


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

Is the inspection result normal?


Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-63, "Removal and Installation".

NO >> Repair or replace harness.

6.CHECK NATS ANTENNA AMP. GROUND CIRCUIT

Check continuity between NATS antenna amp. harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 7.

NO >> Repair or replace harness.

7.CHECK NATS ANTENNA AMP. SIGNAL

1. Connect BCM connector and NATS antenna amp. connector.

2. Check voltage between BCM harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 9.

NO >> GO TO 8.

8.CHECK NATS ANTENNA AMP. SIGNAL CIRCUIT

1. Disconnect NATS antenna amp. connector.

2. Check continuity between BCM harness connector and NATS antenna amp. harness connector.

3. Check continuity between BCM harness connector and ground.


3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Replace NATS antenna amp. Refer to SEC-233, "Removal and Installation".

NO >> Repair or replace harness.

9.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident".

>> INSPECTION END

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