DESCRIPTION
When it is judged that the rear sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF4.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
C1AF4 | Rr Sensor Initialization Incomplete | Rear sensor not initialized |
|
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. | INITIALIZE REAR CORNER ULTRASONIC SENSOR AND REAR CENTER ULTRASONIC SENSOR |
(a) Initialize the rear corner ultrasonic sensor and rear center ultrasonic sensor.
Click here
|
2. | CHECK FOR DTC |
(a) Using the Techstream, check for DTCs according to the prompts on the screen.
Click here
HINT:
After turning the engine switch from off to on (IG), wait 10 seconds or more before checking for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes Result | Proceed to |
---|---|
DTC C1AF4 is output | A |
DTC C1AF4 is not output | B |
HINT:
if DTC C1AF4 is still output after initializing the rear corner ultrasonic sensor and rear center ultrasonic sensor 3 times, replace the clearance warning ECU assembly.
A | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
B | END (REAR SENSORS WERE NOT INITIALIZED) |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Headlight Swivel Motor LH (B2412,B2413,B2417,B2418)
DESCRIPTION The No. 1 headlight ECU sub-assembly LH sends automatic headlight beam level control signals to each headlight swivel motor and headlight leveling motor via LIN communication. Each No. 1 headlight ECU sub-assembly and headlight swivel motor and headlight leveling motor communicate via LI ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Rear Crossing Traffic Alert Buzzer (w/o Rear No. 2 Seat): 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 blind spot monitor buzzer removal/installation are shown below. Necessary Procedures After Parts Remove ...