CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | INSPECT BATTERY VOLTAGE |
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
3. | CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here
Result | Proceed to |
---|---|
CAN DTC is not output | A |
CAN DTC is output | B |
B | ![]() | GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
4. | CHECK DTC AND FREEZE FRAME DATA* |
(a) Check for DTCs.
Click here
(b) Check for freeze frame data.
HINT:
Write down or print DTCs and freeze frame data if necessary.
(c) Clear the DTCs and freeze frame data.
Click here
(d) Recheck for DTCs.
Click here
Result | Proceed to |
---|---|
DTC does not reoccur | A |
DTC does reoccur | B |
B | ![]() | GO TO STEP 7 |
|
5. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result | Proceed to |
---|---|
Fault not listed in problem symptoms table | A |
Fault listed in problem symptoms table | B |
B | ![]() | GO TO STEP 7 |
|
6. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU.
Click here
(b) Data List / Active Test.
Click here
|
7. | REPAIR OR REPLACE |
|
8. | CONFIRM TEST |
NEXT | ![]() | END |
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Vehicle Stability Control System: Excessive Brake Pedal Travel (No Fluid Leaks and No Air in System)
CAUTION / NOTICE / HINT NOTICE: After replacing the skid control ECU (brake actuator assembly), perform "Calibration". Click here PROCEDURE 1. PRE-INSPECTION (a) Brake pedal inspection (1) Perform a visual inspection and operate the brake pedal to check for any malfunctions. (2) Check the ...
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Vehicle Stability Control System: Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION When troubleshooting a vehicle with the diagnosis system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and reading various data output from the vehicle's skid control ECU (brake actuator assembly). The skid cont ...