September 30: LEMON manuals is back up on a temporary server! Slowness is possible
Input Signal Check
WARNING: This page is about a different car, the 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Connect the hand-held tester to the DLC3. See Figure.
- Check the control switch (MAIN, CANCEL, SET/COAST, RES/ACC). See Figure.