Pinpoint Test V: The Check Gauge Warning Indicator Is Never/Always On

WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

V1 CARRY OUT THE INSTRUMENT CLUSTER INDICATOR LAMP CONTROL ACTIVE COMMAND USING THE DIAGNOSTIC TOOL
- Key in ON position.
- Enter the following diagnostic mode on the diagnostic tool: Instrument Cluster Active Command.
- Select the instrument cluster indicator lamp control active command. Trigger the check gauges indicator active command on and off. Observe the check gauge indicator.
- Does the check gauge indicator illuminate when triggered on and turn off when triggered off?
- Yes : GO to V2.
- No : GO to V3.
V2 CHECK THE GAUGES
- Key in START position.
- Verify the fuel gauge, engine coolant temperature gauge, voltmeter, and oil pressure gauge for correct operation.
- Are the gauges operating correctly?
- Yes : GO to V3.
- No : GO to SYMPTOM CHART to continue diagnosis.
V3 CHECK FOR CORRECT INSTRUMENT CLUSTER OPERATION
- Disconnect all the instrument cluster connectors.
- Check for:
  - corrosion
  - pushed-out pins
- Connect all the instrument cluster connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.