Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1996CROWN VICTORIA POLICE INTERCEPTOR, 4.6 9REPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALGAUGESINSTRUMENT PANEL - ELECTRONICTESTINGSELF-DIAGNOSTIC MODE
1996 Ford Crown Victoria Police Interceptor, 4.6 9
Self-Diagnostic Mode
1996 Ford Crown Victoria Police Interceptor, 4.6 9SECTION Self-Diagnostic Mode
NOTE:
Enter self-diagnostic mode to determine if a problem exists in sending unit circuits or display.
- Turn ignition off. Simultaneously press and hold E/M and SELECT buttons on message center. While holding buttons, turn ignition on. Instrument cluster will display upper 2 and lower 2 bars in temperature gauge or fuel gauge if a problem exists in corresponding sending unit or circuitry. See Fig 1 . Temperature or fuel tank symbol will not appear if problem exists in corresponding sending unit or circuitry.
- CO (circuit open) or CS (circuit short) will be displayed if FUEL REMAINING or DISTANCE TO EMPTY is selected on message center and an open or short exists in fuel tank sending unit circuitry.
- If any information in center display is flashing, instrument cluster is defective and should be replaced. If instrument cluster is replaced, verify symptoms no longer exist. If symptoms exist, perform self-diagnostic mode again.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.