xA L4-1.5L (1NZ-FE) (2006)
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If communication is normal when the tester is connected to another vehicle, inspect the DLC3 of the original vehicle.
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If communication is still not possible when the tester is connected to another vehicle, the problem may be in the tester itself. Consult the Service
Department listed in the tester's instruction manual.
How to Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING
OPERATION FLOW
Step 1-4