Pinpoint Test I: The Electric Power Charge/Assist Gauge Is Inoperative (Hybrid Only)
WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- I1 RETRIEVE THE RECORDED DTCs FROM BOTH CONTINUOUS AND ON-DEMAND TBCM SELF-TESTS
- Check the recorded TBCM DTCs from the continuous and on-demand self-tests.
- Are any TBCM DTCs recorded?
- YES : REFER to MULTIFUNCTION ELECTRONIC MODULES article.
- NO : Go to I2.
- I2 CARRY OUT THE ELECTRIC POWER CHARGE/ASSIST GAUGE ACTIVE COMMAND USING THE SCAN TOOL
- Key in ON position.
- Enter the following diagnostic mode on the diagnostic tool: Instrument Cluster (IC) DataLogger
- Select the charge gauge (CHRG_GAUGE) and the assist gauge (ASSIST_GAUGE) active commands. Command the charge and assist gauge on and off. The gauge should sweep to the left for charge and to the right for assist
- Does the gauge sweep from the center position to the left when charge is commanded on and to the right when assist is commanded on then reset to the mid-point of the scale when commanded off?
- I3 RETRIEVE THE RECORDED DTCs FROM BOTH THE CONTINUOUS AND ON-DEMAND INSTRUMENT CLUSTER (IC) SELF-TESTS
- Check for recorded instrument cluster (IC) DTCs from the continuous and on-demand self-tests.
- Is continuous DTC U0100 recorded?
- YES : Go to Pinpoint Test AI .
- NO : Go to I4.
- I4 CHECK FOR CORRECT INSTRUMENT CLUSTER (IC) OPERATION
- Disconnect the instrument cluster (IC) connector.
- Check for:
- corrosion
- damaged pins
- pushed-out pins
- Connect the instrument cluster (IC) connector and make sure it seats correctly.
- Operate the system and determine if the concern is still present.
- Is the concern still present?
- YES : INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . 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.