Clearing Diagnostic Trouble Codes

WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: During the erase mode, diagnosis detection does not work.

Drive at about 9.3 mph (15 km/h) or below.
Diagnosis Check Wire No. 2 (SST 09843-18040), connect terminals No. 13 (Tc) and 4 (CG) of the DLC3.
Pull the cruise control switch to CANCEL.
On the above mentioned condition, turn on the cruise control main switch 5 times within 3 seconds.