How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

*: Use the intelligent tester.

VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS
1. Confirm problem symptoms (See HOW TO PROCEED WITH TROUBLESHOOTING ).
PASSENGER AIRBAG ON/OFF INDICATOR CHECK

DTC CHECK (Present and Past DTCs)*

Check for DTCs.

Result

RESULT REFERENCE CHART

Result	Proceed to
DTC is output.	A
DTC is not output.	B

B: GO TO PROBLEM SYMPTOMS TABLE

A: Go to Next Step

DTC CHART
CIRCUIT INSPECTION*
REPAIR
CLEAR DTCS (Present and Past DTCs)*
1. Clear DTCs.

DTCS CHECK (Present and Past DTCs)*

Check for DTCs.

Result

RESULT REFERENCE CHART

Result	Proceed to
DTC is not output.	A
DTC is output.	B

B: Go to step 5

A: Go to Next Step

SYMPTOM SIMULATION

Check the passenger airbag ON/OFF indicator condition.

Result

RESULT REFERENCE CHART

Result	Proceed to
Passenger airbag ON/OFF indicator operates normally.	A
Passenger airbag ON/OFF indicator ("OFF") and SRS warning light come on.	B

B: Go to step 5

A: Go to Next Step

CONFIRMATION TEST
NEXT: END