DESCRIPTION
The blind spot monitor sensor receives yaw rate signals from the yaw rate and acceleration sensor via CAN communication.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
C1A46 | Yaw Rate Sensor | A fail flag is transmitted from the yaw rate and acceleration sensor |
|
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor system is turned on.
PROCEDURE
1. | CHECK OTHER DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) |
(a) Check for vehicle stability control system DTCs.
Click here
OK:
Vehicle stability control system DTCs are not output.
NG | ![]() | GO TO VEHICLE STABILITY CONTROL SYSTEM |
|
2. | RECHECK DTC |
(a) Turn the engine switch off.
(b) Turn the engine switch on (IG).
(c) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Master > Trouble Codes Body Electrical > Blind Spot Monitor Slave > Trouble Codes Result | Proceed to |
---|---|
No DTCs are output. | A |
DTC C1A46 is output ("Blind Spot Monitor Master"). | B |
DTC C1A46 is output ("Blind Spot Monitor Slave"). | C |
A | ![]() | USE SIMULATION METHOD TO CHECK |
B | ![]() | REPLACE BLIND SPOT MONITOR SENSOR LH |
C | ![]() | REPLACE BLIND SPOT MONITOR SENSOR RH |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Panoramic View Monitor System: Terminals Of Ecu
TERMINALS OF ECU PARKING ASSIST ECU (a) Disconnect the J159 parking assist ECU connector. (b) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition J159-1 (+B) - J159-4 (G ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Pre-collision System: Invalid Data Received from Brake System Control Module Invalid Serial Data Received (U041881)
DESCRIPTION The skid control ECU (brake actuator assembly) sends signals indicating the status of the vehicle stability control system to the forward recognition camera via CAN communication. If the forward recognition camera receives a vehicle stability control system malfunction signal from the sk ...