2.3L/5.0L EFI Tests W/Codes

• Diagnosis & Testing
  • Diagnostic Procedure
  • Preparation For Testing
  • Reading Self-Test Codes
    • Notes
    • Key On/Engine Off (KOEO) Self-Test
    • Key On/Engine Running (KOER) Self-Test
  • Equipment Hook-Up
  • Test Equipment
• Quick Tests
  • Key On-Engine Off (KOEO) Self-Test
  • Code/Test Menus (KOEO)
  • Timing Check
  • Key On/Engine Running (KOER) Self-Test
  • Code/Test Menu (KOER)
  • Continuous Test
  • Continuous Monitor (Wiggle) Test
  • Code/Test Menu (Continuous)
  • How To Use Circuit Tests
    • Notes
    • Output State Test
  • Test A - No Start
  • Test B - Vehicle Battery
  • Test C - Reference Voltage
  • Test D - No/Wrong Codes
  • Test E - Coolant Temperature Sensor
  • Test F - Manifold Absolute Pressure/Barometric Pressure (Map/BP) Sensor
  • Test G - Throttle Position Sensor (TPS)
  • Test I - FBC Fuel Control
  • Test J - EFI Fuel Control
  • Test K - Idle Speed Control (ISC Dc Motor)
  • Test L - Canister Purge Test
  • Test M - Air Charge Temperature (Act) Sensor
  • Test O - Air Management System
  • Test P - EGR Vent (EGRV) & EGR Control (EGRC) Valve Output Circuit Check
  • Test R - Temperature Compensated Pump (TCP) Output Circuit Check
  • Test S - Variable Voltage Choke (VVC) Output CKT Check
  • Test T - Spark Timing Check
  • Test U - Knock Sensor
  • Test V - THERMACTOR Output Circuit Check
  • Test W - Dynamic Response Test
  • Test X - Diagnosis By Symptom
  • Test Z - Key Power Test
  • Test Aa - Variable Voltage Choke (VVC) Test
  • Test BB - Temperature Compensated Accelerator Pump (TCP) Test
  • Test Cc - Converter Clutch Override (CCO)
  • Test Dd - EGR Valve Position (EVP) Sensor
  • Test Ee - Brake On/Off (Boo)
  • Test Ff - Erratic Ignition
  • Test GG - Ignition Diagnostic Monitor (IDM)
  • Test HH - EGR On/Off Control
  • Test II - Wot A/C Cutoff (WAC) A/C Demand
• Wiring Diagrams