Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the airbag system.
- *: Use the Techstream.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
|
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| 2. | CUSTOMER PROBLEM ANALYSIS |
(a) Confirm problem symptoms.
Click here .gif)
|
| 3. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check if the CAN communication system is functioning normally.
OK:
CAN communication system is functioning normally.
HINT:
-
Refer to Communication Bus Check in CAN Communication System.
Click here
- The airbag sensor assembly is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.
| NG | .gif) | GO TO CAN COMMUNICATION SYSTEM |
|
| 4. | SRS WARNING LIGHT CHECK |
(a) Proceed to Operation Check.
Click here
|
| 5. | CHECK FOR DTC* |
(a) Proceed to DTC Check / Clear.
Click here
OK:
DTCs are not output.
| NG | | GO TO STEP 12 |
|
| 6. | SYMPTOM SIMULATION |
(a) Proceed to How to Proceed with Troubleshooting.
Click here
|
| 7. | PROBLEM SYMPTOMS TABLE |
(a) Proceed to Problem Symptoms Table.
Click here
|
| 8. | CIRCUIT INSPECTION* |
|
| 9. | IDENTIFICATION OF PROBLEM |
|
| 10. | REPAIR OR REPLACEMENT |
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| 11. | CONFIRMATION TEST |
| NEXT | | END |
| 12. | DIAGNOSTIC TROUBLE CODE CHART |
(a) Proceed to Diagnostic Trouble Code Chart.
Click here
|
| 13. | CIRCUIT INSPECTION* |
|
| 14. | IDENTIFICATION OF PROBLEM |
|
| 15. | REPAIR OR REPLACEMENT |
|
| 16. | CONFIRMATION TEST |
| NEXT | | END |
System Description
SYSTEM DESCRIPTION FUNCTION OF CONNECTORS (a) Location of activation prevention mechanism (b) Function of activation prevention mechanism (1) This mechanism is designed to create a short circuit aut ...
Operation Check
OPERATION CHECK PRECAUTION FOR OPERATION CHECK CAUTION: Use the correct procedure to replace the airbag parts. CHECK SRS WARNING LIGHT (a) Primary check (1) Turn the engine switch on (IG) and check ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Park Assist / Monitoring: Television Camera (for Front)
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Airbag Sensor(w/o Rear No. 2 Seat): Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL REAR AIRBAG SENSOR (a) Check that the engine switch is off. (b) Check that the cable is disconnected from the negative (-) battery t ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- 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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