2002 MY OBD-II System Operation Summary - MotorCraftService.com
2002 MY OBD-II System Operation Summary - MotorCraftService.com 2002 MY OBD-II System Operation Summary - MotorCraftService.com
Misfire Monitor Operation:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationP0300 to P0310 (general and specific cylinder misfire)P1309 (no cam/crank synchronization, AICE chip malfunction)P1336 (no cam/crank synchronization)P0606 (AICE chip malfunction)P0315 (unable to learn profile)P0316 (misfire during first 1,000 revs after start-up)Continuous, misfire rate calculated every 200 or 1000 revsNoneCKP, CMPEntire driving cycle (see disablement conditions below)Typical misfire monitor entry conditions:Entry condition Minimum MaximumTime since engine start-up (5 sec or 240 sec on1996/97/98/99/00 vehicles)0 seconds 0 secondsEngine Coolant Temperature 20 o F 250 o FRPM Range (FTP Misfire certified) 500 rpm ~ 2500 rpmRPM Range (Full-Range Misfire certified, with 2 revdelay)Profile correction factors learned in KAM2 revs after exceeding150 rpm below “drive”idle rpmYesFuel tank level 15%redline on tach or fuelcutoffTypical misfire temporary disablement conditions:Temporary disablement conditions:Closed throttle decel (negative torque, engine being driven)Fuel shut-off due to vehicle-speed limiting or engine-rpm limiting modeAccessory load-state change (A/C, power steering)High rate of change of torque (heavy throttle tip-in or tip out)Typical misfire monitor malfunction thresholds:Type A (catalyst damaging misfire rate): misfire rate is an rpm/load table ranging from 40% at idle to 4% athigh rpm and loadsType B (emission threshold rate): 1% to 3%FORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 10 OF 66
J1979 Mode $06 DataTest ID Comp ID Description Units$50 $00 Total engine misfire and emission threshold misfire rate (updatedevery 1,000 revolutions)$53 $00 - $0A Cylinder-specific misfire and catalyst damage threshold misfire rate(either cat damage or emission threshold) (updated when DTC set orclears)$54 $00 Highest catalyst-damage misfire and catalyst damage threshold misfirerate (updated when DTC set or clears)$55 $00 Highest emission-threshold misfire and emission threshold misfire rate(updated when DTC set or clears)$56 $00 Cylinder events tested and number of events required for a 1000 revtestpercentpercentpercentpercenteventsConversion for Test IDs $50 through $55: multiply by 0.000015 to get percentConversion for Test ID $56: multiply by 1 to get ignition eventsProfile Correction OperationDTCsMonitor ExecutionMonitor Sequence:Sensors OK:Monitoring Duration;P0315 - unable to learn profile in 255 attemptsP1309 – AICE chip communication failureonce per KAM reset.Profile must be learned before misfire monitor is active.CKP, CMP, no AICE communication errors, CKP/CMP in synch10 cumulative seconds in conditions(a maximum of three 60-40 mph defueled decels)Typical profile learning entry conditions:Entry condition Minimum MaximumEngine in decel-fuel cutout mode for 4 engine cyclesBrakes applied No NoEngine RPM 1300 rpm 3700 rpmChange in RPMVehicle Speed 30 mph 75 mphLearning tolerance 1%600 rpm/backgroundloopFORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 11 OF 66
- Page 2: 4R70W (RWD) Transmission ..........
- Page 6 and 7: TYPICAL INDEX RATIO CATALYST MONITO
- Page 8 and 9: Misfire MonitorThere are two differ
- Page 12 and 13: AIR System MonitorThe secondary air
- Page 14 and 15: leed-up criteria is exceeded on thr
- Page 16 and 17: EVAP System Monitor - 0.020” dia.
- Page 18 and 19: Ford’s 0.020” evaporative syste
- Page 20 and 21: Typical 0.020” EVAP abort (fuel s
- Page 22 and 23: Additional malfunctions that are be
- Page 24: HO2S MonitorFront HO2S SignalThe ti
- Page 27 and 28: HO2S Heaters, front and rearThe HO2
- Page 29 and 30: In the 2002 MY, Ford will introduce
- Page 31 and 32: After the vehicle is started, durin
- Page 33 and 34: Finally, the differential pressure
- Page 35 and 36: EGR flow is monitored using an anal
- Page 37 and 38: Typical EGR flow check entry condit
- Page 39 and 40: Comprehensive Component Monitor - E
- Page 41 and 42: Ignition System Check Operation:DTC
- Page 43 and 44: The Intake Manifold Runner Control
- Page 45 and 46: Most vehicle applications no longer
- Page 47 and 48: Transmission Fluid Temperature Sens
- Page 49 and 50: Torque Converter Clutch Check Opera
- Page 51 and 52: 4R70W (RWD) Transmission(no turbine
- Page 53 and 54: CD4E (FWD) Transmission(has turbine
- Page 55 and 56: 5R55E (RWD) Transmission(has turbin
- Page 57 and 58: Direct One Way ClutchThe Direct One
- Page 59 and 60: Direct One Way ClutchThe Direct One
Misfire Monitor <strong>Operation</strong>:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationP0300 to P0310 (general and specific cylinder misfire)P1309 (no cam/crank synchronization, AICE chip malfunction)P1336 (no cam/crank synchronization)P0606 (AICE chip malfunction)P0315 (unable to learn profile)P0316 (misfire during first 1,000 revs after start-up)Continuous, misfire rate calculated every 200 or 1000 revsNoneCKP, CMPEntire driving cycle (see disablement conditions below)Typical misfire monitor entry conditions:Entry condition Minimum MaximumTime since engine start-up (5 sec or 240 sec on1996/97/98/99/00 vehicles)0 seconds 0 secondsEngine Coolant Temperature 20 o F 250 o FRPM Range (FTP Misfire certified) 500 rpm ~ 2500 rpmRPM Range (Full-Range Misfire certified, with 2 revdelay)Profile correction factors learned in KAM2 revs after exceeding150 rpm below “drive”idle rpmYesFuel tank level 15%redline on tach or fuelcutoffTypical misfire temporary disablement conditions:Temporary disablement conditions:Closed throttle decel (negative torque, engine being driven)Fuel shut-off due to vehicle-speed limiting or engine-rpm limiting modeAccessory load-state change (A/C, power steering)High rate of change of torque (heavy throttle tip-in or tip out)Typical misfire monitor malfunction thresholds:Type A (catalyst damaging misfire rate): misfire rate is an rpm/load table ranging from 40% at idle to 4% athigh rpm and loadsType B (emission threshold rate): 1% to 3%FORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 10 OF 66
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