Symptom Related Diagnostic Procedures

Symptom Chart
The instrument cluster contains a self-diagnostic mode known as engineering test mode (ETM). This can be used to show the status of the instrument cluster inputs as well as a number of other useful features.
When in the ETM, the Message Centre displays internal data that can be cycled through. All functions except the message centre display will continue to operate normally unless otherwise noted.
This document is to be used in conjunction with the instrument cluster ETM and the Integrated Diagnostic System (IDS) facility; this does not supersede or replace the IDS facility.
Go directly to the 'Area of Concern/Symptom' that indicates the customer concern(s) and perform the actions described within the relevant section(s):

















1 If the cause is not visually evident, verify the symptom and refer to the Self-Diagnostic Mode