Important: The following steps must be completed before using the symptom tables.
- Perform the
Diagnostic System Check - Vehicle
in Vehicle DTC Information before
using the symptom tables in order to verify that all of the following are true:
• | The modules can communicate via the serial data link. |
- Review the system operation in order to familiarize yourself with the
system functions. Refer to the following:
Visual/Physical Inspection
• | Inspect for aftermarket devices which could affect the operation of the
instrument cluster, the driver information display, or the audible warnings. Refer
to
Checking Aftermarket Accessories
in Wiring Systems. |
• | Inspect the easily accessible or visible system components for obvious
damage or conditions which could cause the symptom. |
• | For any indicator or message relating to fluid level, perform a visual
inspection of the fluid level before beginning diagnosis. |
• | Verify that the indicators and message display works properly during the
displays check. |
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.
Refer to
Testing for Intermittent Conditions and Poor Connections
in Wiring Systems.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to
diagnose the symptom:
Audible Warnings
Driver Information Center (DIC)
Gages
Heads Up Display
Indicators
• | Rear Hatch/Gate Ajar Indicator Malfunction in Body Rear End |