GS 430 V8-4.3L (3UZ-FE) (2004)
1.
Using the Diagnostic Tester (see illustration) go to the "Customize" menu and select the "Compass Calib".
NOTE:
Follow the prompts on the tester screen as shown below (steps A - F).
2.
Select the zone number where the vehicle is located using the zone map below.
3.
Disconnect the Diagnostic Tester.