Diagnostic System Check - Variable Effort Steering (VES)

Diagnostic System Check - Variable Effort Steering

Test Description

Steps 1 - 5:

The numbers below refer to the step numbers on the diagnostic table.
2. The lack of communication may be caused by a partial or a total malfunction of the circuit containing the class 2 serial data. The specified procedure will determine the particular condition.
3. Tests for other Electronic Brake Control Module (EBCM) controlled subsystem malfunctions that may use the same inputs as the Variable Effort Steering (VES) system.
4. The presence of DTCs which begin with "U" indicate some other module is not communicating. The specified procedure will collect all the available information before tests are performed.
5. Tests if the malfunction lies specifically in the VES system.