Toyota Corolla Cross: Ultrasonic Sensor (Rear Left Corner) Component Internal Failure (C1AE696)
DESCRIPTION
The rear corner ultrasonic sensor (RL sensor) is installed on the rear bumper. The clearance warning ECU assembly detects obstacles based on signals it receives from the rear corner ultrasonic sensor (RL sensor). If an open circuit or other malfunction occurs in the rear corner ultrasonic sensor (RL sensor), the rear corner ultrasonic sensor (RL sensor) does not operate correctly.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1AE696 |
Ultrasonic Sensor (Rear Left Corner) Component Internal Failure |
Rear corner ultrasonic sensor (RL sensor) malfunction |
|
CAUTION / NOTICE / HINT
NOTICE:
- Perform registration after replacing or removing and installing the
ultrasonic sensor or clearance warning ECU assembly.
Click here
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- If a DTC is detected again after the repair, turn the ignition switch
to ON and turn the intuitive parking assist system on, and then clear the
DTC.
Click here
PROCEDURE
|
1. |
CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Clearance Warning > Clear DTCs
|
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|
2. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Clearance Warning > Trouble Codes|
Result |
Proceed to |
|---|---|
|
DTCs are not output |
A |
|
C1AE696 and C1AE687 are output |
B |
|
C1AE696 is output |
C |
|
None of the above conditions are met |
D |
| A | .gif)
|
USE SIMULATION METHOD TO CHECK |
| B |
|
GO TO DTC (C1AE687)
|
| D |
|
GO TO DTC CHART
|
|
|
3. |
REPLACE REAR CORNER ULTRASONIC SENSOR (RL SENSOR) |
(a) Replace the rear corner ultrasonic sensor (RL sensor) with a known good one.
HINT:
- Click here
- 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.
|
|
4. |
CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Clearance Warning > Clear DTCs
|
|
5. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Clearance Warning > Trouble Codes|
Result |
Proceed to |
|---|---|
|
DTCs are not output |
A |
|
C1AE696 is output |
B |
|
None of the above conditions are met |
C |
| A |
|
END (REAR CORNER ULTRASONIC SENSOR [RL SENSOR] WAS DEFECTIVE) |
| B |
|
REPLACE CLEARANCE WARNING ECU ASSEMBLY
|
| C |
|
GO TO DTC CHART
|
READ NEXT:
Ultrasonic Sensor (Rear Left Center) Missing Message (C1AE787)
DESCRIPTION
This DTC is output when an open circuit or short occurs in the
communication line between a rear center ultrasonic sensor (RLC sensor) and the
rear corner ultrasonic sensor (RL sensor
Ultrasonic Sensor (Rear Left Center) Component Internal Failure (C1AE796)
DESCRIPTION
The rear center ultrasonic sensor (RLC sensor) is installed
on the rear bumper. The clearance warning ECU assembly detects obstacles based on
signals it receives from the rear center
Ultrasonic Sensor (Rear Right Center) Missing Message (C1AE887)
DESCRIPTION
This DTC is output when an open circuit or short occurs in the
communication line between a rear center ultrasonic sensor (RRC sensor) and the
rear center ultrasonic sensor (RLC senso
SEE MORE:
Emergency Call Switch Illumination Circuit
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
be needed. Refer to Precaution for Safety Connect System.
Click here
Inspect the fuses f
Installation
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 LEAK DETECTION PUMP SUB-ASSEMBLY
-
- -
2 INSTALL CHARCOAL WITH OUTLET HOSE CANISTER ASSEMBLY
77730B -
- -
3 FUEL
