GYRO Error

WARNING: This page is about a different car, the 2006 Lexus GS 430 and 2006 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
1. Enter the "Navigation Check" mode (Vehicle Sensors) (see NAVIGATION CHECK MODE ).
2. Check the gyro voltage.
  Standard voltage:
  
  0.1 to 4.5 V
NG : REPLACE NAVIGATION ECU

Fig 1: Identifying Vehicle Sensors Display Screen
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN DIAGNOSTIC TROUBLE CODE CHART