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Symptom: *CHECKING THE WATER IN FUEL LAMP OPERATION POSSIBLE CAUSES MESSAGE CENTER PCM PCM - WATER IN FUEL SIGNAL CIRCUIT SENSOR GROUND OPEN WATER IN FUEL LAMP BULB WATER IN FUEL SENOR SIGNAL CIRCUIT OPEN WATER IN FUEL SENSOR WATER IN FUEL SENSOR SIGNAL CIRCUIT SHORTED TO GROUND WATER IN FUEL SENSOR SIGNAL CIRCUIT SHORTED TO SENSOR GROUND TEST ACTION APPLICABILITY 1 NOTE: Be sure a water in fuel condition does not exist before continuing. All The lamp turns on and stays on. The lamp turns on for 2 seconds then off The lamp does not turn on at all. 2 Turn the ignition off. All Yes → No → Replace the Water In Fuel Sensor 3 Turn the ignition off. All Yes → No → Repair the Water In Fuel Sensor Signal circuit for a short to 212 DRIVEABILITY - DIESEL |