Toyota Camry (XV70): Ultrasonic Sensor (Front Left Center) Component Internal Failure (C1AE296)
DESCRIPTION
The front center ultrasonic sensor LH is installed on the front bumper. The clearance warning ECU assembly detects obstacles based on signals it receives from the front center ultrasonic sensor LH. If an open circuit or other malfunction occurs in the front center ultrasonic sensor LH, the front center ultrasonic sensor LH does not operate correctly.
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
|---|---|---|---|
|
C1AE296 | Ultrasonic Sensor (Front Left Center) Component Internal Failure |
Front center ultrasonic sensor LH failure |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the ignition switch to ON and the intuitive parking assist system on. Then clear the DTCs.
Click here .gif)
PROCEDURE
| 1. |
CHECK DTC OUTPUT |
(a) Check for DTCs.
Body Electrical > Clearance Warning > Trouble Codes|
Result | Proceed to |
|---|---|
|
No DTCs are output | A |
|
Only DTC C1AE296 is output |
B |
| DTC C1AE296 and C1AE287 are output |
C |
| A |
.gif) | USE SIMULATION METHOD TO CHECK
|
| C |
| GO TO DTC (C1AE287) |
|
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| 2. |
REPLACE FRONT CENTER ULTRASONIC SENSOR LH |
(a) Replace the front center ultrasonic sensor LH with a known good one.
Click here
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.
Body Electrical > Clearance Warning > Clear DTCs(b) Check for DTCs.
Body Electrical > Clearance Warning > Trouble Codes|
Result | Proceed to |
|---|---|
|
No DTCs are output | A |
|
DTC C1AE296 is output |
B |
| A |
| END (FRONT CENTER ULTRASONIC SENSOR LH WAS DEFECTIVE) |
| B |
| REPLACE CLEARANCE WARNING ECU ASSEMBLY |
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Ultrasonic Sensor (Front Right Center) Missing Message (C1AE387)
DESCRIPTION This DTC is stored when an open circuit or short occurs in the communication line between the front center ultrasonic sensor RH and the front corner ultrasonic sensor RH, or when a malfunc
Ultrasonic Sensor (Front Right Center) Component Internal Failure (C1AE396)
DESCRIPTION The front center ultrasonic sensor RH is installed on the front bumper. The clearance warning ECU assembly detects obstacles based on signals it receives from the front center ultrasonic s
Ultrasonic Sensor (Front Right Corner) Missing Message (C1AE487)
DESCRIPTION This DTC is stored when an open circuit or short occurs in the communication line between the front corner ultrasonic sensor RH and the clearance warning ECU, or when a malfunction occurs
SEE MORE:
Removal
REMOVAL CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH
Click here
2. REMOVE FRONT DOOR ARMREST COVER SUB-ASSEMBLY
Click here
3. REMOVE
RCTA function - RCTA (Rear Cross Traffic
Alert)
The RCTA functions when your vehicle is in reverse. It can detect
other vehicles approaching from the right or left rear of the vehicle. It
uses radar sensors to alert the driver of the other vehicle's existence
through flashing the outside rear view mirror indicators and sounding
a buzzer.
