1.8L TBI Tests W/Codes

• Model Identification
• Description
• Diagnostic System Operation
• Basic Diagnostic Procedure
• Entering Or Exiting Diagnostic Mode
• Clearing Trouble Codes
• Reading Trouble Codes
• Trouble Code Component Identification
• Trouble Code Determination (Hard Or Intermittent)
• Diagnostic Materials
  • Notes
  • Diagnostic Charts
  • Diagnostic Circuit Check
  • Diagnostic Symptom Check
  • Field Service Mode Check (EFI Models Only)
• Diagnostic Tools
• "NONSCAN" Diagnostic Circuit Check
• Scan Tester Usage
• Scan Tester - Test Data Parameters
• "Scan" Diagnostic Circuit Check
• Chart A1 - No "SES" Light
• Chart A2 - No Code 12, "SES" Always On (A/F/J/N/P Bodies)
• Chart A3 - Cranks But Won't Run
• Chart A4 - Cranks But Won't Run
• Chart A5 - Fuel System Diagnosis
• Chart A6 - Fuel System Diagnosis
• Chart A7 - Fuel System Diagnosis
• Code 13 - Open O2 Circuit
• Code 14 - Coolant Sensor Signal Voltage Low
• Code 15 - Coolant Sensor Signal Voltage High
• Code 21 - TPS Signal Voltage High
• Code 22 - TPS Signal Voltage Low
• Code 24 - Vehicle Speed Sensor (VSS)
• Code 33 - Map Sensor Signal Voltage High
• Code 34 - Map Sensor Signal Voltage Low
• Code 35 - Idle Air Control (IAC)
• Code 42 - Electronic Spark Timing (Est)
• Code 44 - Lean Exhaust Indication
• Code 45 - Rich Exhaust Indication
• Code 51 - Faulty MEMCAL
• Code 52 - Fuel CALPAK Missing
• Code 55 - ECM
• ECM Replacement Check Chart - C1
• Chart C1A - Park/Neutral Switch A/T
• Chart C1E - P/S Pressure Switch
• Chart C4C - 1.8L Ignition System Check
• Chart C7A - EGR Valve Check
• Chart C8 - 125C TCC
• Chart C10A - A/C Clutch Control
• Chart C12A - Engine Cooling Fan
• Component Locations
• ECM Terminal Voltage
• Wiring Diagram