Diagnostic Routine AA

Diagnostic Routine AA

Diagnostic Overview

The Low Fuel Message Center Indicator Is Never or Always On

Normal Operation and Fault Conditions

REFER to Low Fuel Message Center Indicator .

Visual Inspection and Diagnostic Pre-checks

Verify the fuel gauge is operating correctly.

Pinpoint Test

1. CHECK THE MESSAGE CENTER WARNING INDICATOR FUNCTION

1. Close all doors, hood and liftgate.

2. Ignition ON.

3. NOTE: If multiple warnings are present, the message center cycles through each of the warning indicators. Allow the message center to cycle through each display while determining whether the door ajar message center warning indicator is active.
Open the driver door while monitoring the door ajar message center warning indicator.

Does the driver door ajar message center warning indicator turn off with the driver door closed and illuminate with the driver door open?








2. CHECK THE FUEL GAUGE OPERATION

1. Verify the fuel gauge is operating correctly and is not registering empty (E) or full (F) all the time.

Does the fuel gauge operate correctly?








3. CHECK THE DTE (Distance To Empty) DISPLAYED

1. Access the DTE (Distance To Empty) information in the trip computer display (base IPC (Instrument Panel Cluster)) or fuel economy display (optional IPC (Instrument Panel Cluster)).

Does the DTE (Distance To Empty) indicate 120.7 km/h (75 mph) (with a MyKey(R)) or 80.5 km/h (50 mph) (with an administrator programmed key) or less?