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 |
Vehicle Speed Sensor (C1A45)
Steering Angle Sensor (C1A47)Lexus RX (RX 350L, RX450h) 2016-2026 Owners Manual > Intelligent Clearance Sonar
(ICS): Intelligent Clearance Sonar function
If the Intelligent Clearance Sonar function detects that a collision with a
wall or
other stationary object is possible, the hybrid system output will be restricted
to
restrain any increase in the vehicle speed. (Hybrid system output restriction
control:
See A below.)
Additionally, if the ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 3 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 6 (CA3H) of the network gateway ECU and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the network gateway ECU and terminal 4 (CG) of the DLC3. Symptom Trouble A ...