Lexus NX: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
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Use these procedures to troubleshoot the airbag system.
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*: Use the Techstream.
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
NEXT | | |
2. | INSPECT AUXILIARY BATTERY VOLTAGE |
(a) Measure the auxiliary battery voltage with the power switch off.
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding.
NEXT | | |
3. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Check for DTCs.
Click here
Body Electrical > SRS Airbag > Trouble Codes
DTC is not output | | |
4. | SRS WARNING LIGHT CHECK |
NEXT | | |
5. | CHECK DTC (Present and Past DTCs)* |
(a) Check for DTCs.
Click here
Body Electrical > SRS Airbag > Trouble Codes
DTC is output | | |
6. | DIAGNOSTIC TROUBLE CODE CHART |
(a) Diagnostic Trouble Code Chart.
Click here
NEXT | | |
NEXT | | |
NEXT | | |
9. | CLEAR DTC (Present and Past DTCs)* |
(a) Clear the DTCs.
Click here
Body Electrical > SRS Airbag > Clear DTCs
NEXT | | |
10. | CHECK DTC (Present and Past DTCs)* |
(a) Check for DTCs.
Click here
Body Electrical > SRS Airbag > Trouble Codes
DTC is not output | | |
NEXT | | END |
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DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c)
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