B2628

B2628 OUTSIDE ANTENNA





Description
- Detects whether Intelligent Key is outside the vehicle.
- Integrated in the outside handle (back door).




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Disconnect outside key antenna (back door) connector.
2. Perform "INTELLIGENT KEY" Self Diagnostic Result.
Is outside key antenna DTC detected?
YES - B2628.
NO - Outside key antenna (back door) is OK.




Diagnosis Procedure
1.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between BCM harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 4.
NO - GO TO 2.
2.CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM connector and outside key antenna (back door) connector.
2. Check continuity between BCM harness connector and outside key antenna (back door) harness connector.





3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace outside key antenna (back door). (New antenna or other antenna)
2. Connect BCM and outside key antenna (back door) connector.
3. Check signal between BCM harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - Replace outside key antenna (back door). With Intelligent Key System.
NO - Replace BCM. Removal And Installation.
4.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END