OBD Operation Summary for 6.7L Diesel - MotorCraftService.com
OBD Operation Summary for 6.7L Diesel - MotorCraftService.com OBD Operation Summary for 6.7L Diesel - MotorCraftService.com
EGR Cooler Downstream Temperature Rationality CheckDTCsMonitor ExecutionMonitor SequenceSensors OKTypical Monitoring DurationP041B – Exhaust Gas Recirculation Temperature Sensor CircuitRange/PerformanceOnce per drive cycle. The check is disabled if a block heater is in use.NoneAAT (P0072, P0073), IAT1 (P0112, P0113), EGT11 (P0548, P0549),EGRCOT (P040D, P040C), ECT (P0117, P0118), EOT (P0197, P0198),CACT1 (P007C, P007D)0.5 secTypical EGR Cooler Downstream Temperature Rationality Check Entry Conditions:Entry Condition Minimum MaximumEngine Off Time8hrsCoolant Temp -35 deg C 121 deg CTypical EGR Cooler Downstream Temperature Functional Thresholds:EGRCOT Rationality is confirmed against 4 other sensors (absolute temperature difference thresholds):AATCACT1IAT1ECT216 deg C19 deg C20 deg C20 deg CSecondary Engine Coolant Temperature (ECT2) Sensor Circuit Check:DTCsMonitor executionMonitor SequenceSensors OKTypical Monitoring DurationP2184 - Engine Coolant Temperature Sensor 2 Circuit LowP2185 - Engine Coolant Temperature Sensor 2 Circuit HighContinuousNoneNot Applicable2 sec.Typical Secondary Engine Coolant Temperature Sensor Circuit Check Entry Conditions:Entry condition Minimum MaximumKey OnBattery Voltage 8 V 15 VTypical Secondary Engine Coolant Temperature Sensor Circuit Check Malfunction Thresholds:Voltage < 0.10 (163 deg C) volts or voltage > 4.91 volts (-44 deg C)FORD MOTOR COMPANY REVISION DATE: FEBRUARY 9, 2012 09.01.00.02-PAGE 80 OF 157
Secondary Engine Coolant Temperature Rationality CheckDTCsMonitor ExecutionMonitor SequenceSensors OKTypical Monitoring DurationP2182 – Engine Coolant Temperature Sensor 2 CircuitOnce per drive cycle. The check is disabled if a block heater is in use.NoneAAT (P0072, P0073), IAT1 (P0112, P0113), EGT11 (P0548, P0549),EGRCOT (P040D, P040C), ECT (P0117, P0118), EOT (P0197,P0198), CACT1 (P007C, P007D)0.5 secTypical Secondary Engine Coolant Temperature Rationality Check Entry Conditions:Entry Condition Minimum MaximumEngine Off Time8hrsCoolant Temp -35 deg C 121 deg CTypical Secondary Engine Coolant Temperature Functional Thresholds:ECT2 Rationality is confirmed against 4 other sensors (absolute temperature difference thresholds):AATCACT1IAT1EGRCOT20 deg C20 deg C20 deg C20 deg CFORD MOTOR COMPANY REVISION DATE: FEBRUARY 9, 2012 09.01.00.02-PAGE 81 OF 157
- Page 30 and 31: Injector Code Missing/Invalid:Injec
- Page 32 and 33: Injection Timing / Injection quanti
- Page 34 and 35: Feedback control:Fuel Balancing Con
- Page 36 and 37: VoltageNominal Voltage Calibration:
- Page 38 and 39: EXHAUST GAS SENSOR MONITORAir-Fuel
- Page 40 and 41: The NOx sensor is primarily used to
- Page 42 and 43: percent O2P0133 (O2 slow response)
- Page 44 and 45: EXHAUST GAS RECIRCULATION (EGR) SYS
- Page 46 and 47: EGR Cooler/ECB Entry Conditions (Ov
- Page 48 and 49: EGR System Slow ResponseSlow respon
- Page 50 and 51: Mass Airflow Closed-loop Control Li
- Page 52 and 53: Note: this monitor also serves to m
- Page 54 and 55: Functional Overboost MonitoringThe
- Page 56 and 57: Threshold Underboost MonitoringThe
- Page 58 and 59: PARTICULATE MATTER (PM) FILTER MONI
- Page 60 and 61: DPF Incomplete Regeneration Monitor
- Page 62 and 63: DPF Restriction MonitorThe DPF is m
- Page 64 and 65: Mass Air Flow Sensor Functional Che
- Page 66 and 67: Warm-up profiles with nominal therm
- Page 68 and 69: Primary Coolant Temp Dynamic Monito
- Page 70 and 71: COLD START EMISSION REDUCTION STRAT
- Page 72 and 73: FBC operates in closed-loop control
- Page 74 and 75: Engine SensorsAir Temperature Ratio
- Page 76 and 77: Ambient Air Temperature (AAT) Senso
- Page 78 and 79: Charge Air Cooler Temperature (CACT
- Page 82 and 83: Barometric Pressure and Manifold Ab
- Page 84 and 85: Turbine Upstream Pressure Sensor Pl
- Page 86 and 87: EGR Valve Position SensorAnalog inp
- Page 88 and 89: Engine Coolant & Engine Oil Correla
- Page 90 and 91: Engine Oil Temperature (EOT) Sensor
- Page 92 and 93: Typical Camshaft and Crankshaft Sen
- Page 94 and 95: Typical Fan and Fan Speed Sensor Ch
- Page 96 and 97: MAF Rationality CheckA rationality
- Page 98 and 99: Mass Air Flow Sensor Plausibility C
- Page 100 and 101: Reductant Pressure Sensor Signal Ra
- Page 102 and 103: DEF System Pressure ControlDEF pres
- Page 104 and 105: Reductant Tank Level Sensor Circuit
- Page 106 and 107: Reductant Tank Temperature Circuit
- Page 108 and 109: Exhaust Gas Temperature Sensor Rati
- Page 110 and 111: Exhaust Gas Temperature Rationality
- Page 112 and 113: Diesel Particulate Filter Pressure
- Page 114 and 115: Typical Actuator Jammed Valve Entry
- Page 116 and 117: ECB Valve Actuator Signal Range Che
- Page 118 and 119: Reductant Pump MotorThe Reductant P
- Page 120 and 121: Reductant Pump Motor Circuit Checks
- Page 122 and 123: Reductant Dosing Valve Circuit Chec
- Page 124 and 125: Reverting ValveIn order to reverse
- Page 126 and 127: Urea HeatersAqueous urea water solu
- Page 128 and 129: Additional plausibility check for h
EGR Cooler Downstream Temperature Rationality CheckDTCsMonitor ExecutionMonitor SequenceSensors OKTypical Monitoring DurationP041B – Exhaust Gas Recirculation Temperature Sensor CircuitRange/Per<strong>for</strong>manceOnce per drive cycle. The check is disabled if a block heater is in use.NoneAAT (P0072, P0073), IAT1 (P0112, P0113), EGT11 (P0548, P0549),EGRCOT (P040D, P040C), ECT (P0117, P0118), EOT (P0197, P0198),CACT1 (P007C, P007D)0.5 secTypical EGR Cooler Downstream Temperature Rationality Check Entry Conditions:Entry Condition Minimum MaximumEngine Off Time8hrsCoolant Temp -35 deg C 121 deg CTypical EGR Cooler Downstream Temperature Functional Thresholds:EGRCOT Rationality is confirmed against 4 other sensors (absolute temperature difference thresholds):AATCACT1IAT1ECT216 deg C19 deg C20 deg C20 deg CSecondary Engine Coolant Temperature (ECT2) Sensor Circuit Check:DTCsMonitor executionMonitor SequenceSensors OKTypical Monitoring DurationP2184 - Engine Coolant Temperature Sensor 2 Circuit LowP2185 - Engine Coolant Temperature Sensor 2 Circuit HighContinuousNoneNot Applicable2 sec.Typical Secondary Engine Coolant Temperature Sensor Circuit Check Entry Conditions:Entry condition Minimum MaximumKey OnBattery Voltage 8 V 15 VTypical Secondary Engine Coolant Temperature Sensor Circuit Check Malfunction Thresholds:Voltage < 0.10 (163 deg C) volts or voltage > 4.91 volts (-44 deg C)FORD MOTOR COMPANY REVISION DATE: FEBRUARY 9, 2012 09.01.00.02-PAGE 80 OF 157
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