AIRBAG SYSTEM - HOW TO PROCEED WITH TROUBLESHOOTING
The intelligent tester can be used in steps 3, 4, 6, 8, 10 and 11.
| 1.VEHICLE BROUGHT TO WORKSHOP |
| 2.CUSTOMER PROBLEM ANALYSIS |
Confirm problem symptoms .
| 3.CHECK MULTIPLEX COMMUNICATION SYSTEM |
| | DTC IS OUTPUT: CHECK MULTIPLEX COMMUNICATION CIRCUIT |
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| | DTC IS NOT OUTPUT: Go to step 4 |
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| 4.CHECK CAN COMMUNICATION SYSTEM |
| | DTC IS OUTPUT: CHECK CAN COMMUNICATION CIRCUIT |
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| | DTC IS NOT OUTPUT: Go to step 5 |
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| 6.CHECK DTC (Present and Past DTCs) |
| | DTC IS OUTPUT (INCLUDING NORMAL SYSTEM CODE): Go to step 7 |
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| | DTC IS NOT OUTPUT: PROBLEM SYMPTOMS TABLE |
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| 10.CLEAR DTC (Present and Past DTCs) |
| 11.CHECK DTC (Present and Past DTCs) |
| | DTC IS NOT OUTPUT: Go to step 12 |
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| | DTC IS OUTPUT: Go to step 7 |
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LEXUS IS250, IS220d / GSE20 ALE20