Inspection Procedure Using LEXUS Hand Held Tester

DETECTING CONDITION AND TROUBLE AREA





WIRING DIAGRAM





SYSTEM CHECK DRIVING PATTERN
(1) Connect the OBD II scan tool or LEXUS hand-held tester to the DLC3.
(2) Start and warm up the engine with all accessories switched OFF.
(3) Run the vehicle at 70 ~ 90 km/h (43 ~ 56 mph) for 3 min. or more.
(4) Idle the engine for about 2 min.
(5) Do steps (3) and (4) again.
(6) Check the READINESS TESTS mode on the OBD II scan tool or LEXUS hand-held tester.
If COMPL is displayed and the MIL does not light up, the system is normal.
If INCMPL is displayed and the MIL does not light up, run the vehicle step
(6) for some times and check it.

HINT: INCMPL is displayed when either condition (a) or (b) exists.
(a) The system check is incomplete.
(b) There is a malfunction in the system.
If there is a malfunction in the system, the MIL will light up after steps (2) to (5) above are done again.





























INSPECTION PROCEDURE