
Illustration 1 - Approaching from behind
Indicator
on 
Indicator
off 
Indicator
flashing 
Another vehicle approaching from behind
Illustration 1: The side BSW/RCTA indicator light illuminates if a vehicle enters the detection zone from behind in an adjacent lane.

Illustration 2 - Approaching from behind
Illustration 2: If the driver activates the turn signal when another vehicle is in the detection zone, then the system chimes (twice) and the side indicator light flashes.
NOTE:
The radar sensors may not detect vehicles which are approaching rapidly from behind.
If the driver activates the turn signal before a vehicle enters the detection zone, the side indicator light will flash but no chime will sound when the other vehicle is detected.

Illustration 3 - Overtaking another vehicle
Overtaking another vehicle
Illustration 3: The side indicator light illuminates if you overtake a vehicle and that vehicle stays in the detection zone for approximately 2 seconds.

Illustration 4 - Overtaking another vehicle
Illustration 4: If the driver activates the turn signal while another vehicle is in the detection zone, then the system chimes (twice) and the side indicator light flashes.
NOTE:

Illustration 5 - Entering from the side
Entering from the side
Illustration 5: The side indicator light illuminates if a vehicle enters the detection zone from either side.

Illustration 6 - Entering from the side
Illustration 6: If the driver activates the turn signal while another vehicle is in the detection zone, then the system chimes (twice) and the side indicator light flashes.
NOTE:
BSW system limitations
System temporarily unavailableADP branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative
terminal.
Check the following terminals and connectors
for damage, bend and loose connection (unit side and connector
side).
...
Display unit
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
...
DTC/circuit diagnosis
MAIN LINE BETWEEN DLC AND HVAC CIRCUIT
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
ECM
A/C auto amp.
Check the continuity betw ...