On Board Diagnostics - 5.0L V8

• 2 Introduction
  • Notes
  • 2.1 Inputs and Outputs
  • 2.2 Generic OBD-II Drive Cycle
• Diagnostic Trouble Codes
• 3 Mode $06 Data
  • 3.1 Functional Description
    • Notes
    • 3.1.1 Reporting of On-Board Diagnostic Monitor ID test values in response to $06 $00 request
    • 3.1.2 Reporting of On-Board Diagnostic Monitor ID test values in response to $06 $01 - $FF request
    • 3.1.3 Unit and Scaling ID definition
    • 3.1.4 Test Result Description
    • 3.1.5 Using Table 5
      • Notes
      • Table 5
    • 3.1.6 Example for Use of Standardised Test IDs for Misfire Monitor
• 4 Onboard Monitoring
  • 4.1 Catalyst Monitoring
    • 4.1.1 Description
    • 4.1.2 Monitoring Structure
  • 4.2 Misfire Monitoring
    • 4.2.1 Description
    • 4.2.2 Misfire Monitor Process Hierarchy
    • 4.2.3 Strategy Description
      • Introduction
      • Recording segment time and position, and its manipulation
      • Adjustment of crank angle tolerance
      • Misfire 'signal' calculation
      • Misfire judgement
      • Catalyst damage judgement
      • Storing adaption values in back-up memory
      • Excess emissions judgement
      • Monitor execution check
      • Adaptive learning execution check
      • Rough road and low fuel level judgement
    • 4.2.4 Misfire Malfunction Criteria
    • 4.2.5 Misfire Enable Criteria
  • 4.3 Evaporative Emission System Monitoring
    • 4.3.1 Schematic
    • 4.3.2 Description
      • Notes
      • Fault Conditions That Can Be Identified
      • Calculation
    • 4.3.3 Typical monitoring results
    • 4.3.4 Monitoring Structure
    • 4.3.5 Diagnosis Frequency and MIL Illumination
      • 4.3.5.1 No refueling detected; leak > 0.040"
      • 4.3.5.2 After refueling detected; leak > 0.020"
    • 4.3.6 Evaporative Emission Canister Purge Valve Description
      • Circuit Continuity
      • Flow Check
    • 4.3.7 Purge Flow Monitoring Structure
  • 4.4 Fuel System Monitoring
    • 4.4.1 Description
    • 4.4.2 Sub-Feedback Rationality Check - P2096, P2097, P2098 and P2099
    • 4.4.3 Monitoring Structure
  • 4.5 Oxygen Sensor Monitoring
    • 4.5.1 Upstream Heated Oxygen Sensor Slow Response - P0133, P0153
      • Notes
      • 4.5.1.1 Slow Response - Flowchart
    • 4.5.2 Upstream Heated Oxygen Sensor Slow Activation - P0134 and P0154
    • 4.5.3 Downstream Oxygen Sensor High or Low Monitor - P0137, P0138, P0157, P0158
    • 4.5.4 Downstream Oxygen Sensor Activity Check - P0140, P0160
    • 4.5.5 Downstream Oxygen Sensor Response Check - P0139, P0159
  • 4.6 Cooling System Monitoring
    • 4.6.1 Thermostat Monitoring - P0128
      • 4.6.1.1 System Schematic
      • 4.6.1.2 General Description
      • 4.6.1.3 Flow Chart of Thermostat Monitoring Function
    • 4.6.2 Engine Coolant Temperature Sensor Monitors Stuck - P0116 (ECT1) or P2183 (ECT2)
      • Notes
      • 4.6.2.1 Range or Performance Failure - P0116 (ECT1) or P2183 (ECT2)
      • 4.6.2.2 Time to Closed Loop Fuelling Enable Temperature - P0125
      • 4.6.2.3 Highest Minimum Enable Temperature Achieved - P0126
    • 4.6.3 Drive Cycle Information
  • 4.7 Positive Crankcase Ventilation (PCV) System Monitoring
    • 4.7.1 Description
    • 4.7.2 PCV Valve Location and Hose Layout for the Naturally Aspirated Engine
    • 4.7.3 PCV Valve Location and Hose Layout for the Supercharged Engine
  • 4.8 Crankshaft Position Sensor
    • 4.8.1 Description
    • 4.8.2 Drive Cycle Information
  • 4.9 Camshaft Position Sensors
    • 4.9.1 Description
    • 4.9.2 Drive Cycle Information
  • 4.10 Camshaft Profile Switching (CPS) - Naturally Aspirated Engine Only
    • 4.10.1 Schematic and Operation
    • 4.10.2 Diagnosis
      • 4.10.2.1 Electrical Diagnosis
      • 4.10.2.2 Functional Diagnosis - DTCs P003C and P003E
    • 4.10.3 Drive Cycle Information
  • 4.11 Cold Start Emission Reduction Monitoring
    • 4.11.1 Description
    • 4.11.2 Drive Cycle Information
  • 4.12 Idle Speed Control
    • 4.12.1 Description
    • 4.12.2 Drive Cycle Information
  • 4.13 Manifold Absolute Pressure Sensor
    • 4.13.1 Schematic
    • 4.13.2 High or low input failure - P0107, P0108, P0237 and P0238
    • 4.13.3 Range or performance failure - P0106 (Naturally Aspirated Engine) and P0236 (Super Charged Engine)
    • 4.13.4 Range or performance failure - P0106 (Super Charged Engine only)
    • 4.13.5 Monitoring Structure
    • 4.13.6 Drive Cycle Information
  • 4.14 Mass Airflow Sensor
    • 4.14.1 Schematic
    • 4.14.2 High or low input failure - P0102, P0103, P010C and P010D
    • 4.14.3 Range or performance failure - P0101, P010B and P115D
    • 4.14.4 Drive Cycle Information
  • 4.15 Barometric Pressure Sensor
    • Notes
    • 4.15.1 High/Low Input Failure
    • 4.15.2 Range/Performance Failure
    • 4.15.3 Drive Cycle Information
  • 4.16 Fuel Pressure System
    • 4.16.1 Description
    • 4.16.2 Drive Cycle Information
  • 4.18 Intake Air Temperature Sensor
    • Notes
    • 4.18.1 Sensor Stuck in Range
    • 4.18.2 Intake Air Temperature Sensor - Biased Sensor
    • 4.18.3 Intake Air Temperature Sensor 2 - Post-Supercharger
      • 4.18.3.1 Stuck High at Engine Start
      • 4.18.3.2 Range/Performance Check
      • 4.18.3.3 Rationality Check
    • 4.18.4 Monitoring Structure
    • 4.18.5 Drive Cycle Information
  • 4.19 Knock Sensor
    • 4.19.1 Description
    • 4.19.2 Drive Cycle Information
  • 4.20 ECM Power Supplies
    • 4.20.1 Description
    • 4.20.2 Drive Cycle Information
  • 4.21 Engine Control Module Self Test
    • 4.21.1 Description
    • 4.21.2 Drive Cycle Information
  • 4.22 Engine Starting
    • 4.22.1 Crank request Signal
    • 4.22.2 Park/Neutral Switch
    • 4.22.3 Starter relay
    • 4.22.4 Drive Cycle Information
  • 4.23 Accelerator Pedal Position Sensor
    • 4.23.1 Description
    • 4.23.2 Drive Cycle Information
  • 4.24 Throttle Control System
    • 4.24.1 Description
    • 4.24.2 Drive Cycle Information
  • 4.25 Torque Monitoring
    • 4.25.1 Description
    • 4.25.2 Drive Cycle Information
  • 4.26 Vehicle Speed Signal
    • 4.26.1 Description
    • 4.26.2 Drive Cycle Information
  • 4.27 Fuel Injectors
    • 4.27.1 Description
    • 4.27.2 Drive Cycle Information
  • 4.28 Ignition Amplifiers/Coils
    • 4.28.1 Description
    • 4.28.2 Drive Cycle Information
  • 4.29 Variable Valve Timing
    • Notes
    • 4.29.1 Hardware Check
    • 4.29.2 Camshaft Position
    • 4.29.3 Drive Cycle Information
  • 4.30 Controller Area Network System
    • Notes
    • 4.30.1 Monitoring Structure
    • 4.30.2 Drive Cycle Information
  • 4.31 Fuel Level Sensor
    • Notes
    • 4.31.1 Drive Cycle Information
  • 4.32 Engine Off Timer
    • 4.32.1 Description
    • 4.32.2 Drive Cycle Information
  • 4.33 Ambient Air Temperature
    • 4.33.1 Description
      • Notes
      • Rationality Check
      • Range/Performance
    • 4.33.2 Drive Cycle Information
  • 4.34 Supercharger Intercooler Water Pump
    • Notes
    • 4.34.1 Drive Cycle Information