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 airbag system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

(a) Confirm problem symptoms.

Click here

NEXT

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

GO TO CAN COMMUNICATION SYSTEM

OK

4.

SRS WARNING LIGHT CHECK

(a) Proceed to Operation Check.

Click here

NEXT

5.

CHECK FOR DTC*

(a) Proceed to DTC Check / Clear.

Click here

OK:

DTCs are not output.

NG

GO TO STEP 12

OK

6.

SYMPTOM SIMULATION

(a) Proceed to How to Proceed with Troubleshooting.

Click here

NEXT

7.

PROBLEM SYMPTOMS TABLE

(a) Proceed to Problem Symptoms Table.

Click here

NEXT

8.

CIRCUIT INSPECTION*

NEXT

9.

IDENTIFICATION OF PROBLEM

NEXT

10.

REPAIR OR REPLACEMENT

NEXT

11.

CONFIRMATION TEST

NEXT

END

12.

DIAGNOSTIC TROUBLE CODE CHART

(a) Proceed to Diagnostic Trouble Code Chart.

Click here

NEXT

13.

CIRCUIT INSPECTION*

NEXT

14.

IDENTIFICATION OF PROBLEM

NEXT

15.

REPAIR OR REPLACEMENT

NEXT

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) 2016-2024 Repair Manual > Exhaust Manifold: Installation
    INSTALLATION PROCEDURE 1. INSTALL STUD BOLT HINT: If a stud bolt is deformed or its threads are damaged, replace it. (a) Using an E8 "TORX" socket wrench, install the 2 stud bolts to the exhaust manifold (TWC: Front Catalyst). Torque: 19.5 N·m {199 kgf·cm, 14 ft·lbf} (b) Using ...

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Power Door Lock Control System: Operation Check
    OPERATION CHECK CHECK POWER DOOR LOCK OPERATION NOTICE: The operation check below is based on the non-customized initial condition of the vehicle. (a) Check basic functions. (1) Check that all of the doors lock when the lock side of the door control switch is pressed. (2) Check that all of the doors ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2024 Copyright www.lexusrx.net
    0.014