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 sensor RH. If the front center ultrasonic sensor RH has an open circuit or other malfunction, it will not function normally.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
C1AE3 | Front Right Center Sensor | A malfunction of the front center ultrasonic sensor RH. |
|
CAUTION / NOTICE / HINT
NOTICE:
If DTCs are output after repairs, turn the engine switch on (IG) and the intuitive parking assist system on. Then clear the DTCs.
Click here
PROCEDURE
1. | CHECK DTC OUTPUT |
(a) Check for DTCs.
Click here
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes Result | Proceed to |
---|---|
Only DTC C1AE3 is output | A |
DTC C1AE3 and C1AEC are output | B |
No DTCs are output | C |
B | GO TO DTC (C1AEC) |
C | USE SIMULATION METHOD TO CHECK |
|
2. | REPLACE FRONT CENTER ULTRASONIC SENSOR RH |
(a) Replace the front center ultrasonic sensor RH 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.
Click here
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs(b) Check for DTCs.
Click here
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes Result | Proceed to |
---|---|
DTC C1AE3 is output | A |
No DTCs are output | B |
A | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B | END (FRONT RIGHT CENTER SENSOR WAS DEFECTIVE) |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Towing Converter System: System Description
SYSTEM DESCRIPTION INPUT SIGNAL Item Detail Stop lights Receives a stop light signal from the stop light switch via direct line. Turn indicator lights Receives turn indicator light signals from the turn signal flasher via direct line. Taillights Receives a taillight signal fro ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Transmission Control Switch Circuit
DESCRIPTION The transmission control switch detects when the shift lever is moved to M. Moving the shift lever to "+" once selects the next higher gear, and moving the shift lever to "-" once selects the next lower gear. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits ...