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B2626




B2626 OUTSIDE ANTENNA

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Turn ignition switch ON.
2.Check "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- Outside key antenna (LH) is OK.


Diagnosis Procedure

Regarding Wiring Diagram information, refer to "INTELLIGENT KEY SYSTEM : Wiring Diagram" Intelligent Key System.

1. CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1

1.Turn ignition switch ON.
2.Check signal between BCM harness connector and ground using oscilloscope.





Is the inspection result normal?
YES- Replace BCM. Refer to "Removal and Installation" Service and Repair.
NO- GO TO 2.

2. CHECK OUTSIDE KEY ANTENNA CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect BCM connector and outside key antenna (LH) connector.
3.Check continuity between BCM harness connector and outside key antenna (LH) harness connector.





4.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 (LH). (New antenna or other antenna)
2.Connect BCM connector and outside key antenna (LH) connector.
3.Turn ignition switch ON.
4.Check signal between BCM harness connector and ground using oscilloscope.





Is the inspection result normal?
YES- Replace outside key antenna (LH).
NO- Replace BCM. Refer to "Removal and Installation" Service and Repair.