5.0L PFI Tests W/Codes

• Model Identification
• Description
• Conditions To Be Met Before Testing
• Diagnostic System Operation
  • Notes
  • "Hard Failures"
  • "Intermittent Failures"
• Basic Diagnostic Procedure
• Entering Or Exiting Diagnostic Mode (Non-Scan)
• Reading Trouble Codes
• ECM Trouble Code Definitions
• Trouble Code Determination (Hard Or Intermittent)
• Clearing Trouble Codes
• Diagnostic Materials
  • Diagnostic Charts
  • Diagnostic Aids
• Field Service Mode Check (Fuel Injected Models)
• Special Diagnostic Tools
• Scan Tester Usage
• Scan Tester - Test Data Parameters
• Diagnostic Circuit Check
  • Notes
  • Diagnostic Circuit Check Procedures
• "Scan" Diagnostic Circuit Check
• Diagnostic "A" Charts
  • Chart A1 - No "SES" Light
  • Chart A2 - No Code 12 "SES" Light On Steady
  • Charts A3A & A3B - Engine Cranks, But Won't Run
  • A3B - Engine Cranks, But Won't Run (Cont.)
  • Chart A7A - Fuel System Diagnosis
  • Chart A7B - Fuel System Diagnosis
  • Chart A9 - Cold Start Valve
• Trouble Code Charts
  • Code 13 - Open Oxygen (O2) Sensor Circuit
  • Code 14 - Cts Signal Voltage Low
  • Code 15 - Cts Signal Voltage High
  • Code 21 - TPS Signal Voltage High
  • Code 22 - TPS Signal Voltage Low
  • Code 23 - Mat Sensor Signal Voltage High
  • Code 24 - Vehicle Speed Sensor (VSS)
  • Code 25 - Mat Sensor Signal Voltage Low
  • Code 32 - EGR System Failure
  • Code 33 - MAF Signal Voltage High
  • Code 34 - MAF Sensor Signal Voltage Low
  • Code 36 - MAF Sensor Burn-Off
  • Code 41 - Cylinder Select Error
  • Code 42 - Electronic Spark Timing
  • Code 43 - Electronic Spark Control (ESC)
  • Code 44 - Lean Exhaust Indication
  • Code 45 - Rich Exhaust Indication
  • Code 46 - Vehicle Anti-Theft System (Vats)
  • Code 51 - Faulty Mem-Cal
  • Code 53 - System Over Voltage
  • Code 54 - Fuel Pump Circuit Low Voltage
• Diagnostic "C" Charts
  • Chart C1 - ECM Replacement Check Chart
  • Chart C1A - Park Neutral Switch
  • Chart C1E - PSPS Check
  • Chart C2C - Idle Air Control
    • Notes
    • Diagnostic Aids
  • Chart C3 - Canister Purge Check
  • Chart C4A - Ignition System Check
  • Chart C5 - Electronic Spark Control (ESC)
  • Chart C6B - Air Management Check
  • Chart C7B - Exhaust Gas RECIRCULATION
  • Chart C8B - Transmission Converter Clutch
  • Chart C10B - A/C Clutch Control
  • Chart C12A - Coolant Fan Check
• Component Locations
• ECM Terminal Id
• Wiring Diagrams