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
Transmission OutputsShift Solenoid Check Operation:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationSS A - P0750 electrical,P1714 ISIG functional, or P0751 mechanical functionalSS B - P0755 electrical,P1715 ISIG functional, or P0756 mechanical functionalSS C - P0760 electrical,P1716 ISIG functional, or P0761 mechanical functionalSS D - P0765 electrical,P1717 ISIG functional, or P0766 mechanical functionalSS E - P0770 electrical, or P0771 mechanical functionalelectrical - continuous, functional - during off to on solenoid transitionsNone10 solenoid eventsTypical Shift Solenoid ISIG functional check entry conditions:Entry Conditions Minimum MaximumTransmission Fluid Temp 70 o F 225 o FThrottle positionpositive drive torque (actual TPvaries)Typical Shift Solenoid mechanical functional check entry conditions:Entry Conditions (with turbine speed) Minimum MaximumGear ratio calculatedThrottle positioneach gearpositive drive torqueTypical Shift Solenoid mechanical functional check entry conditions:Entry Conditions (without turbine speed) Minimum MaximumRpm drop is obtainedThrottle positioneach shiftpositive drive torqueTypical SS malfunction thresholds:Electrical check: Output driver feedback circuit does not match commanded driver state for 5 secondsISIG functional check: ISIG chip hardware circuit does not detect characteristic current dip and rise producedby solenoid movement.Mechanical functional check: Actual obtained gear or shift pattern indicates which shift solenoid is stuck on oroff.FORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 48 OF 66
Torque Converter Clutch Check Operation:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationP0743 electrical,P1740 ISIG functional, or P1744 mechanical functionalP1742 mechanical functional, stuck onelectrical - continuous,mechanical - during lockupnoneVSS5 lock-up eventsTypical Torque Converter Clutch ISIG functional check entry conditions:Entry Conditions Minimum MaximumTransmission Fluid Temp 70 o F 225 o FEngine Torquepositive drive torqueCommanded TCC dutycycle for 0 rpm slip 60% 90%Typical Torque Converter Clutch mechanical functional check entry conditions:Entry Conditions Minimum MaximumThrottle PositionsteadyEngine Torquepositive drive torqueTransmission Fluid Temp 70 o F 225 o FCommanded TCC dutycycle (0 rpm slip) 60% 100%Not shiftingTypical TCC malfunction thresholds:Electrical check:Output driver feedback circuit does not match commanded driver state for 5 seconds(> 1.0 volt ifcommanded on, < 2.0 volts if commanded off.)ISIG functional check:ISIG chip hardware circuit does not detect characteristic current dip and rise produced by solenoidmovement.Mechanical check:Slip across torque converter > 100 rpm or (on some applications) speed ratio < 0.93Mechanical check:Slip across torque converter < 20 rpm with converter commanded off (some applications)FORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 49 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 10 and 11: Misfire Monitor Operation:DTCsMonit
- 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: Transmission Fluid Temperature Sens
- 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
- Page 61 and 62: 4F27E (FN) (FWD) Transmission(has t
- Page 63 and 64: Exponentially Weighted Moving Avera
- Page 65 and 66: I/M Readiness CodeThe readiness fun
Torque Converter Clutch Check <strong>Operation</strong>:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationP0743 electrical,P1740 ISIG functional, or P1744 mechanical functionalP1742 mechanical functional, stuck onelectrical - continuous,mechanical - during lockupnoneVSS5 lock-up eventsTypical Torque Converter Clutch ISIG functional check entry conditions:Entry Conditions Minimum MaximumTransmission Fluid Temp 70 o F 225 o FEngine Torquepositive drive torqueCommanded TCC dutycycle for 0 rpm slip 60% 90%Typical Torque Converter Clutch mechanical functional check entry conditions:Entry Conditions Minimum MaximumThrottle PositionsteadyEngine Torquepositive drive torqueTransmission Fluid Temp 70 o F 225 o FCommanded TCC dutycycle (0 rpm slip) 60% 100%Not shiftingTypical TCC malfunction thresholds:Electrical check:Output driver feedback circuit does not match <strong>com</strong>manded driver state for 5 seconds(> 1.0 volt if<strong>com</strong>manded on, < 2.0 volts if <strong>com</strong>manded off.)ISIG functional check:ISIG chip hardware circuit does not detect characteristic current dip and rise produced by solenoidmovement.Mechanical check:Slip across torque converter > 100 rpm or (on some applications) speed ratio < 0.93Mechanical check:Slip across torque converter < 20 rpm with converter <strong>com</strong>manded off (some applications)FORD MOTOR COMPANY REVISION DATE: OCTOBER 02, 2001 PAGE 49 OF 66
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