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.
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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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Parts Location
PARTS LOCATION ILLUSTRATION
*1 CANISTER (CHARCOAL CANISTER ASSEMBLY)
*2 FUEL TANK CAP ASSEMBLY
*3 PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
*4 PURGE VALVE (PURGE VSV)
*5 ECM
*6 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY
- EFI-MAIN
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