Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the blind spot monitor system.
- *: Use the Techstream.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
|
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| 2. | CUSTOMER PROBLEM ANALYSIS |
HINT:
If there are any scratches or impact marks on the rear bumper, perform the blind spot monitor beam axis confirmation. If any abnormalities are found, perform the blind spot monitor sensor installation condition inspection.
|
| 3. | INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.
|
| 4. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here .gif)
| Result | Proceed to |
|---|---|
| CAN communication system DTCs are not output. | A |
| CAN communication system DTCs are output. | B |
| B | .gif) | GO TO CAN COMMUNICATION SYSTEM |
|
| 5. | CHECK FOR DTC AND FREEZE FRAME DATA* |
(a) Refer to DTC Check / Clear for the blind spot monitor system.
Click here
(b) Record or print DTCs and freeze frame data, if necessary.
Click here
| Result | Proceed to |
|---|---|
| DTCs are not output. | A |
| DTCs are output. | B |
| B | | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
| 6. | 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, attempt to reproduce the symptoms.
Click here
| B | | GO TO PROBLEM SYMPTOMS TABLE |
|
| 7. | PERFORM TROUBLESHOOTING BASED ON MALFUNCTION SYMPTOM* |
(a) Refer to Terminals of ECU.
Click here
(b) Refer to Diagnosis System.
Click here
(c) Refer to Data List / Active Test.
Click here
|
| 8. | ADJUST, REPAIR OR REPLACE |
| Result | Proceed to |
|---|---|
| When adjusting or repairing | A |
| When replacing | B |
| B | | GO TO STEP 10 |
|
| 9. | CLEAR DTC* |
(a) Clear the DTCs.
Click here
| NEXT | | GO TO STEP 10 |
| 10. | PERFORM BEAM AXIS CONFIRMATION |
(a) Confirm the blind spot monitor beam axis display and perform the blind spot monitor beam axis adjustment.
Click here
|
| 11. | PERFORM CONFIRMATION TEST* |
| NEXT | | END |
System Description
SYSTEM DESCRIPTION GENERAL (a) The blind spot monitor system has a blind spot monitor function and RCTA function. (1) Blind spot monitor function
The blind spot monitor function is a function that ...
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE BLIND SPOT MONITOR SYSTEM (a) Customizing with the Techstream NOTICE:
When the customer requests a change in a function, first make sure that the function can be cust ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
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- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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