OBD Operation Summary for 6.7L Diesel - MotorCraftService.com

Fuel Temperature Sensor Circuit Check Operation:DTCsMonitor ExecutionMonitor SequenceSensors OKTypical Monitoring DurationP0181 – Fuel Temperature Sensor "A" Circuit Range/PerformanceP0182 – Fuel Temperature Sensor "A" Circuit LowP0183 – Fuel Temperature Sensor "A" Circuit HighContinuousNoneNone0.5 secTypical Fuel Temperature Sensor Circuit Check Entry Conditions:Entry condition Minimum MaximumP0181:Engine Off Time8 hoursTypical Fuel Temperature Sensor Circuit Check Malfunction Thresholds:P0181: If after an 8 hour engine off soak, the difference in temperature between the fuel temperature sensorand the charge air cooler outlet temperature sensor exceeds 16 deg C or if the difference in temperaturebetween the fuel temperature sensor and the charge air cooler outlet temperature sensor exceeds 13.2 deg Cand no active block heater is detected, a DTC is setFTS voltage < 0.0946 V (0.122.4 V = 150 deg C) or > 4.918 V (4.762 V = -40 deg C)FORD MOTOR COMPANY REVISION DATE: FEBRUARY 9, 2012 09.01.00.02-PAGE 24 OF 157