CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
HINT:
What | Vehicle model, system name |
When | Date, time, occurrence frequency |
Where | Road conditions |
Under what conditions? | Driving conditions, weather conditions |
How did it happen? | Problem symptoms |
|
3. | INSPECT BATTERY |
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
HINT:
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
4. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication system DTCs are output.
Click here
Result | Proceed to |
---|---|
CAN DTCs are not output. | A |
CAN DTCs are output. | B |
B | GO TO CAN COMMUNICATION SYSTEM |
|
5. | CHECK DTC* |
(a) Check for DTCs.
Safety connect system: Click here
Telematics system: Click here
Body Electrical > Telematics > Trouble Codes Result | Proceed to |
---|---|
DTCs are not output. | A |
Safety connect system DTCs are output. | B |
Telematics system DTCs are output. | C |
B | GO TO SAFETY CONNECT SYSTEM |
C | GO TO TELEMATICS SYSTEM |
|
6. | CHECK VEHICLE OPERATION HISTORY* |
(a) Check for vehicle control history and note any codes that are output.
Click here
Result | Proceed to |
---|---|
No vehicle control history is output | A |
Any vehicle control history is output | B |
B | GO TO VEHICLE CONTROL HISTORY |
|
7. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result | Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table. | A |
Fault is listed in Problem Symptoms Table. | B |
HINT:
If the symptom does not recur and no DTCs are output, perform the simulation method.
Click here
B | GO TO STEP 9 |
|
8. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU
Click here
(b) Data List / Active Test
Click here
|
9. | REPAIR OR REPLACE |
|
10. | CONFIRMATION TEST |
NEXT | END |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Audio And Visual System (for 12.3 Inch Display): Touch Pad Vibration Driver Malfunction (B155A)
DESCRIPTION This DTC is stored if the remote touch (remote operation controller assembly) detects a malfunction in itself, such as internal hardware failure or remote touch screen vibration driver malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B155A Touch Pad ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Vehicle Stability Control System: TRAC does not Operate
DESCRIPTION When TRAC or VSC is operating, the skid control ECU (brake actuator assembly) blinks the slip indicator light to inform the driver that slippage occurred. When in VSC off mode, or TRAC and VSC are disabled, the multi-information display in the combination meter assembly displays TRAC OFF ...