Diagnostic Procedure

Diagnostic Procedure












- Turn the ignition switch to the ON position.







- Clear the diagnostic trouble codes in all systems.
- Contact Trionic.
- Read value: Vehicle Speed (Wire from ABS) (Trionic).







- Drive the car and check that the reading roughly corresponds to that shown on the speedometer.

Is the function correct?

NO - Fault Not Rectified

YES - Remedial Action OK