DESCRIPTION
The rear center ultrasonic sensor RH is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the rear center ultrasonic sensor RH. If the rear 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 |
---|---|---|---|
C1AE8 | Rear Right Center Sensor Malfunction | A malfunction of the rear 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
Result | Proceed to |
---|---|
Only DTC C1AE8 is output | A |
DTC C1AE8 and C1AED are output | B |
No DTCs are output | C |
B | ![]() | GO TO DTC (C1AED) |
C | ![]() | USE SIMULATION METHOD TO CHECK |
|
2. | REPLACE REAR CENTER ULTRASONIC SENSOR RH |
(a) Replace the rear 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
(b) Check for DTCs.
Click here
Result | Proceed to |
---|---|
DTC C1AE8 is output | A |
No DTCs are output | B |
A | ![]() | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B | ![]() | END (REAR RIGHT CENTER SENSOR WAS DEFECTIVE) |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Headlight Assembly: Disassembly
DISASSEMBLY 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 TURN SIGNAL LIGHT BULB (for Bulb Type Turn Signal Light) (a) Disconnect the connector. (b) Turn the front turn si ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Steps to take in
an emergency: If your vehicle needs
to be towed
If towing is necessary, we recommend having your vehicle towed by your
Lexus dealer or commercial towing service, using a wheel-lift type truck or
flatbed truck.
Use a safety chain system for all towing, and abide by all state/provincial and
local laws.
If towing your vehicle with a wheel-l ...