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Home >> Lexus >> 1993 >> ES 300 V6-3.0L (3VZ-FE) >> Repair and Diagnosis >> Restraints and Safety Systems >> Air Bag Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> TC Terminal Circuit

TC Terminal Circuit

Circuit Description
- By connecting terminals Tc and E1 of the DLC2 or DLC1, the center airbag sensor assembly is set in the diagnostic trouble code output mode. The diagnostic trouble code are displayed by the blinking of the airbag warning light.

Diagnostic Chart
- Troubleshooting for this system is different depending on whether the diagnostic trouble code is not displayed or is continuously displayed. Confirm the problem symptoms first before selecting the appropriate troubleshooting procedure.





HINT: If the diagnostic trouble code is not displayed, perform the above troubleshooting.





HINT: If the diagnostic trouble code is continuously displayed, perform the above troubleshooting.

Wiring Diagram:






Step 1:




Step 2:




Step 3:





HINT: If the diagnostic trouble code is not displayed, perform the above troubleshooting.

Inspection Procedure:





HINT: If the diagnostic trouble code is continuously displayed, perform the above troubleshooting.
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