DESCRIPTION
An ultrasonic sensor consists of a sensor portion that transmits and receives ultrasonic waves and a preamplifier that amplifies them. The ultrasonic sensor outputs the ultrasonic waves and sends the received signals to the clearance warning ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT NO. 1 ULTRASONIC SENSOR
Standard resistance
2 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - NO. 1 ULTRASONIC SENSOR)
Standard resistance
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Inspection
1. INSPECT SHOCK ABSORBER ASSEMBLY FRONT LH
(a) Compress and extend the shock absorber rod and
check that there is no unusual resistance or unusual
sound during operation.
If there is any abnormality, replace the shock
absorber assembly front LH with a new one.
NOTICE:
When disposing of ...
Precaution
1. Before operating the power rear no. 2 seat with
stowing function, make sure that there is nothing in
the path of the seat.
CAUTION:
If someone or something is caught between the seat
and other parts, injury or damage may result.
If the system detects that the folding motor is locke ...
Monitor drive pattern
1. MONITOR DRIVE PATTERN FOR ECT TEST
(a) Perform this drive pattern as one method to
simulate the detection conditions of the ECT
malfunctions. (The DTCs may not be detected due
the actual driving conditions. And some codes may
not be detected through this drive pattern.)
HINT:
Preparation f ...