Steering Column - Variable Gear Ratio Steering System
DATA LIST / ACTIVE TESTHINT:
By accessing the DATA LIST displayed on the intelligent tester, the values of switches and sensors can be read without removing any parts. Reading the DATA LIST is the first step of troubleshooting and is one method to shorten labor time.
1. STEERING CONTROL ECU
(a) Connect the intelligent tester too the DLC3.
(b) Turn the engine switch on (IG) and turn the intelligent tester on.
(c) Following the display on the tester, select "DATA LIST".
Part 1:
Part 2:
NOTICE:
*1: This data must be "VALID" before proceeding with any steering adjustment. If "INVALID" is displayed, perform steering angle sensor initialization procedure. Alternatively, if the steering actuator or steering control ECU has been replaced, perform VGRS system calibration (steering angle adjustment).
HINT:
*2: If "Rec" is displayed, enter the VGRS menu on the intelligent tester, select record clearance, and follow the prompts to set to "Unrec".