B2198

B2198 NATS ANTENNA AMP.





DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Contact Intelligent Key backside to push-button ignition switch.
2. Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT-III.
Is DTC detected?
YES - Go to SEE Diagnosis Procedure.
NO - GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE 2
1. Press the push-button ignition switch.
2. Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT-III.
Is DTC detected?
YES - Go to SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check that the following fuse in IPDM E/R is not blown.





Is the fuse fusing?
YES - Replace the blown fuse after repairing the cause of blowing.
NO - GO TO 2.
2.CHECK NATS ANTENNA AMP. POWER SUPPLY
1. Disconnect NATS antenna amp. connector.
2. Check voltage between NATS antenna amp. harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - GO TO 3.
3.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.





Is the inspection result normal?
YES - Replace IPDM E/R. Removal And Installation.
NO - Repair or replace harness.
4.CHECK NATS ANTENNA AMP. OUTPUT SIGNAL 1
1. Connect NATS antenna amp. connector.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.





Is the inspection result normal?
YES - GO TO 6.
NO - GO TO 5.
5.CHECK NATS ANTENNA AMP. OUTPUT SIGNAL CIRCUIT 1
1. Disconnect NATS antenna amp. connector.
2. Check continuity between BCM harness connector and NATS antenna amp. connector.





3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace NATS antenna amp. Service and Repair.
NO - Repair or replace harness.
6.CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL 1
1. Connect NATS antenna amp. connector.
2. Connect BCM connector.
3. Check voltage between BCM harness connector and ground using analog tester.





Is the inspection result normal?
YES - GO TO 7.
NO - Replace NATS antenna amp. Service and Repair.
7.CHECK NATS ANTENNA AMP. OUTPUT SIGNAL 2
1. Disconnect BCM connector.
2. Check voltage between BCM harness connector and ground.





Is the inspection result normal?
YES - GO TO 9.
NO - GO TO 8.
8.CHECK NATS ANTENNA AMP. OUTPUT SIGNAL CIRCUIT 2
1. Disconnect NATS antenna amp. connector.
2. Check continuity between BCM harness connector and NATS antenna amp. connector.





3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace NATS antenna amp. Service and Repair.
NO - Repair or replace harness.
9.CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL 2
1. Connect NATS antenna amp. connector.
2. Connect BCM connector.
3. Check voltage between BCM harness connector and ground using analog tester.





Is the inspection result normal?
YES - GO TO 10.
NO - Replace NATS antenna amp. Service and Repair.
10.CHECK NATS ANTENNA AMP. GROUND CIRCUIT
1. Disconnect NATS antenna amp. connector.
2. Check continuity between NATS antenna amp. harness connector and ground.





Is the inspection result normal?
YES - GO TO 11.
NO - Repair or replace harness.
11.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END