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Using Hand-Held Tester

WARNING: This page is about a different car, the 2002 Lexus GS 430 and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The hand-held tester has a snapshot function which records the monitored data.
  1. Hook up the hand-held tester to DLC3. See Fig 1.
  2. Monitor the ECU data by following the prompts on the tester screen.
  3. Refer to the hand-held tester operator's manual for further details.
Fig 1: Connecting Hand-Held Tester To DLC3
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