DESCRIPTION
When a vehicle stability control system malfunction signal sent from the skid control ECU assembly is detected by the clearance warning ECU assembly, DTC C1A50 is stored.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
C1A50 | Brake System | When the engine switch is on (IG), a VSC warning light malfunction signal is detected for 1 second or more. |
|
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. | CHECK DTC OUTPUT |
(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 4 seconds or more before checking for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes(b) Clear the DTCs according to the screen on the Techstream.
Click here
(c) Recheck for DTCs.
Click here
HINT:
Click here
Result | Proceed to |
---|---|
DTC C1A50 is output | A |
DTC C1A50 is not output | B |
A | ![]() | GO TO VEHICLE STABILITY CONTROL SYSTEM |
B | ![]() | USE SIMULATION METHOD TO CHECK |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Open in Bus 1 Main Bus Line
DESCRIPTION There may be an open circuit in one of the bus 1 main lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the network gateway ECU is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 23 (CA1H) and 8 (CA1L) of network gateway ECU is 70 Ω or hig ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > 4wd Control Switch: Removal
REMOVAL PROCEDURE 1. REMOVE REAR CONSOLE UPPER PANEL Click here 2. REMOVE LOWER NO. 2 INSTRUMENT PANEL FINISH PANEL Click here 3. REMOVE LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL Click here 4. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY Click here 5. REMOVE INSTRUMENT CLUSTER FINISH PANEL ORNAMENT ...