Lexus ES: Front Left Center Sensor (C1AE2)
DESCRIPTION
The front center ultrasonic sensor LH is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front center ultrasonic sensor LH. If the front center ultrasonic sensor LH has an open circuit or other malfunction, it will not function normally.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1AE2 | Front Left Center Sensor | A malfunction of the front center ultrasonic sensor LH. |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the power switch on (IG) and the parking support alert system on. Then clear the DTCs.
Click here .gif)
PROCEDURE
| 1. | CHECK DTC OUTPUT |
(a) Check for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes| Result | Proceed to |
|---|---|
| Only DTC C1AE2 is output | A |
| DTC C1AE2 and C1AEC are output | B |
| No DTCs are output | C |
| B | .gif) | GO TO DTC (C1AEC) |
| C | | USE SIMULATION METHOD TO CHECK |
|
.gif)
| 2. | REPLACE FRONT CENTER ULTRASONIC SENSOR LH |
(a) Replace the front center ultrasonic sensor LH with new or 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 > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs(b) Check for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes| Result | Proceed to |
|---|---|
| DTC C1AE2 is output | A |
| No DTCs are output | B |
| A | | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
| B | | END (FRONT LEFT CENTER SENSOR WAS DEFECTIVE) |
READ NEXT:
Front Right Center Sensor (C1AE3)
DESCRIPTION The front center ultrasonic sensor RH is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front center ultrasonic sens
Front Right Sensor Malfunction (C1AE4)
DESCRIPTION The front corner ultrasonic sensor RH is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front corner ultrasonic sens
Rear Left Sensor Malfunction (C1AE6)
DESCRIPTION The rear corner ultrasonic sensor LH is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the rear corner ultrasonic sensor
SEE MORE:
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during level warning switch assembly removal/installation are shown below. Necessary Procedure After Parts Remo
Installation
INSTALLATION PROCEDURE 1. INSTALL LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY (a) Engage the 2 claws to install the luggage door opening cancel switch assembly as shown in the illustration. Install in this Direction 2. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY Click here 3. INSTALL LOWER
