OBD Operation Summary for 6.7L Diesel - MotorCraftService.com

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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
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
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2013 MY OBD System OperationSummary
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Cam and Crank Sensor: .............
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Introduction - OBD-II and EMDOBD-II
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Comprehensive Component MonitorGlow
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System Schematic 6.7L Chassis Certi
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The dynamometer certified applicati
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NON-METHANE HYDROCARBON (NMHC) CONV
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OXIDES OF NITROGREN (NOx) CONVERTIN
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Selective Catalyst Reduction Feedba
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Misfire Monitor Operation:DTCsMonit
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Fuel Rail Pressure ( FRP ) Rational
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Fuel Temperature Sensor Circuit Che
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Fuel Pressure Control Valve (PCV) M
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Fuel Injector Driver Circuit Monito
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
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Engine Control Unit (ECU) Monitor O
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Typical Engine Control Unit (ECU) M
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Lack of Communication Codes:CAN Com
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Glow PlugsThe diesel engine uses gl
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Glow Plug Circuit Open Load Check O
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Glow Plug Circuit Resistance Out of
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Miscellaneous ECU Errors:VID Block
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Most vehicle applications no longer
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Transmission Fluid Temperature Sens
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Shift Solenoid Functional Check Ope
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Pressure Control Solenoid Check Ope
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Transmission OutputsShift Solenoids
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On Board Diagnostic ExecutiveThe On
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I/M Readiness CodeThe readiness fun
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OBD Operation Summary for 6.7L Diesel - MotorCraftService.com

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