Toyota Venza: Rear Right Sensor Malfunction (C1AE9)
DESCRIPTION
The No. 1 ultrasonic sensor (rear right sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear right sensor). If the No. 1 ultrasonic sensor (rear right sensor) has an open circuit or other malfunction, it will not function normally.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1AE9 |
A malfunction of the No. 1 ultrasonic sensor (rear right sensor). |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the engine switch on (IG) and turn the
clearance sonar main switch on. Then clear the DTCs (See page
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).
PROCEDURE
|
1. |
CHECK DTC OUTPUT |
(a) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
Only DTC C1AE9 is output |
A |
|
DTC C1AE9 and C1AED are output |
B |
|
No DTCs are output |
C |
| B | .gif) |
GO TO DTC (C1AED) |
| C | |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
2. |
REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) |
(a) Replace the No. 1 ultrasonic sensor (rear right sensor) with a known good
one (See page ).
HINT:
All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle.
|
|
3. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
DTC C1AE9 is output |
A |
|
No DTCs are output |
B |
| A | |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
| B | |
END |
Rear Sensor Communication Malfunction (C1AED)
DESCRIPTION
This DTC is stored when there is an open or short circuit in the communication
line between the rear sensors and the ECU, or when there is a malfunction in a rear
sensor.
...
Rear Left Center Sensor Malfunction (C1AE7)
DESCRIPTION
The No. 1 ultrasonic sensor (rear left center sensor) is installed on the rear
bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic
sensor (rear left ...
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Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
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