IS 250 RWD V6-2.5L (4GR-FSE) (2007)
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
Rear sunshade system data can be read through the vehicle's Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the
intelligent tester to check and perform repairs.
2. CHECK DLC3
HINT: The vehicle's ECU uses ISO 9141-2 communication protocol. The terminal arrangement of the DLC3 complies with SAE J 1962 and
matches the ISO 9141-2 format.
If the result is not as specified, the DLC3 may have a malfunction. Repair or replace the harness and connector.
HINT: Connect the cable of the intelligent tester to the DLC3, turn the engine switch on (IG) and attempt to use the tester. If the display indicates