DESCRIPTION
The ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates the approximate distance between the vehicle and the obstacle, and sends the distance value as a signal to the clearance warning ECU assembly.
WIRING DIAGRAM
PROCEDURE
1. |
REPLACE NO. 1 ULTRASONIC SENSOR (FRONT CORNER SENSOR RH) |
(a) Remove the No. 1 ultrasonic sensor (front corner sensor RH) (See page
).
(b) Inspect the No. 1 ultrasonic sensor (front corner sensor RH) (See page
).
NG | ![]() |
REPLACE NO. 1 ULTRASONIC SENSOR (FRONT CORNER SENSOR RH) |
|
2. |
CHECK HARNESS AND CONNECTOR (FRONT CORNER SENSOR RH - CLEARANCE WARNING ECU ASSEMBLY) |
(a) Disconnect the E1 No. 1 ultrasonic sensor (front corner sensor RH) connector.
(b) Disconnect the F95 clearance warning ECU assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E1-1 (E) - F95-33 (E5) |
Always |
Below 1 Ω |
E1-2 (S) - F95-34 (S5) |
Always |
Below 1 Ω |
E1-1 (E) - Body ground |
Always |
10 kΩ or higher |
E1-2 (S) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Safety Connect
Safety Connect is a subscription-based telematics service that uses Global
Positioning System (GPS) data and embedded cellular technology to provide safety
and security features to subscribers. Safety Connect is supported by Toyota’s
designated respons ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT DOOR CONTROL SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Speci ...