B2622

B2622 INSIDE ANTENNA





Description
- Detects whether Intelligent Key is inside the vehicle
- Installed in the console




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Perform inside key antenna ("INSIDE ANT DIAGNOSIS") on "Work Support" of "INTELLIGENT KEY".
2. Perform "INTELLIGENT KEY" Self Diagnostic Result.
Is inside key antenna DTC detected?
YES - SEE Diagnosis Procedure.
NO - Inside key antenna (console) is OK.




Diagnosis Procedure
1.CHECK INSIDE 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 INSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM connector and inside key antenna (console) connector.
2. Check continuity between BCM harness connector and inside key antenna (console) 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 INSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace inside key antenna (console). (New antenna or other antenna)
2. Connect BCM connector and inside key antenna (console) connector.
3. Check signal between BCM harness connector and ground using oscilloscope.






Is the inspection result normal?
YES - Replace inside key antenna (console). Removal And Installation.
NO - Replace BCM. Removal And Installation.
4.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END