DTC DETECTION LOGIC 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Is outside key antenna DTC detected?
YES >> Refer to DLK "Diagnosis Procedure".
NO >> Outside key antenna (RH) is OK.
Regarding Wiring Diagram information, refer to DLK"INTELLIGENT KEY SYSTEM : Wiring Diagram".
1.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1

Is the inspection result normal?
YES >> Replace BCM. Refer to BCS "Removal and Installation".
NO >> GO TO 2.
2.CHECK OUTSIDE KEY ANTENNA CIRCUIT


Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2

Is the inspection result normal?
YES >> Replace outside key antenna (RH).
NO >> Replace BCM. Refer to BCS "Removal and Installation".
Vehicle identification
Vehicle identification number (VIN) plate
The vehicle identification number (VIN) plate is
attached as shown. This number is the identification
for your vehicle and is used in the vehicle
registration.
Vehicle identification number (chassis number)
The vehicle identification number i ...
U0073 Communication bus a off
DTC Logic
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0073
Control Module Communication
Bus "A" Off
When the ignition switch is ON,
TCM detects a bus-off error
continuously for 2 seconds or
more.
Harness or connector
(CA ...