5.7L Feedback Carburetor Tests W/Codes

• Model Identification
• Description
• 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
  • Notes
  • Diagnostic Charts
  • Diagnostic Aids
  • System Performance Check (CARBURETED Models)
• Special Diagnostic Tools
• Scan Tester Usage
• Scan Tester - Test Data Parameters
• "Scan" Diagnostic Circuit Check
• "Non-Scan" Diagnostic Circuit Check
• System Performance Check
• Chart A1 - Dwell Fixed Under 10°
• Chart A2 - Dwell Fixed Between 10-45° Or 50°
• Chart A3 - Dwell Fixed Over 45 Or 50°
• Chart A5 - "Service Engine Soon" Light Inoperative
• Chart A6 - Won't Flash Code 12
• Code 12 - No Distributor Reference Pulses
• Code 13 - Open Oxygen Sensor Circuit
• Code 14 - Coolant Sensor Shorted
• Code 15 - Coolant Sensor Open
• Code 21 - TPS Circuit High
• Code 23 - M/C Solenoid Circuit Low
• Code 24 - Vehicle Speed Sensor (VSS)
• Chart 24B - Park/Neutral Circuit (P/N)
• Code 32 - BARO Sensor
• Code 41 - No Distributor Reference Signal
• Code 42 - Electronic Spark Timing (Est)
• Code 43 - Elect Spark Control (ESC) Voltage Low To ECM
• Code 44 - Lean Exhaust Indication
• Code 45 - Rich Exhaust Indication
• Code 51 - Prom
• Code 54 - M/C Solenoid Circuit High
• Chart C1 - ECM Replacement Check Chart
• Chart C1D - Map & BARO Check
• Chart C2F - TPS Enrichment Check
• Chart C4A - IGN System Check With Integral Coil
• Chart C4K - Est Performance Check
• Chart C5 - Electronic Spark Control
• Chart C6A - Air Management Check (Ed/Es)
• Charts C8A1 & C8A2 - TCC
  • Chart C8A1 - Transmission/Transaxle Converter Clutch (TCC)
• Chart C8A-2 - Transmission/Transaxle Converter Clutch (TCC)
• Component Locations
• ECM Terminal Identification
• Wiring Diagrams