2.9L EFI EEC IV Testing

• Self-Diagnostics
  • Notes
  • Preparation
  • Equipment Hook-Up
    • Analog VOM
    • STAR Tester
  • Test Equipment
  • Test Connector Locations
  • Reading Self-Test Codes
  • Separator Pulse
  • Continuous Memory Codes
• Quick Tests
  • Notes
  • Key On/Engine Off Self-Test
    • Notes
    • Code Output
    • Test Results & Action To Take
  • Code/Test Menu (KOEO)
  • Timing Check
  • Key On/Engine Running Self-Test
    • Notes
    • Code Output
    • Test Results & Action To Take
  • Code/Test Menu (KOER)
  • Continuous Self-Test
    • Notes
    • Continuous Memory Codes
    • Clearing Continuous Memory Codes
    • Continuous Memory Codes To Be Tested
    • Test Results & Action To Take
  • Continuous Monitor (Wiggle) Test
  • Code/Test Menu (Continuous)
  • Quick Test Diagnostic Aids
    • Dynamic Response Check
    • Output State Check
  • Diagnosis By Symptom Test
    • Notes
    • 2.9L EFI
• Circuit Tests
  • Notes
  • Test A - No Start
  • Test B - Vehicle Battery
  • Test C - Reference Voltage
  • Test D - Act Sensor
  • Test F - Coolant Temperature Sensor
  • Test G - Map/BP Sensor (Manifold Absolute Pressure/Barometric Pressure Sensor
  • Test H - Knock Sensor
  • Test I - Throttle Position Sensor (TPS)
  • Test J - Pressure Feedback EGR (PFE) & EGR Valve Regulator (EVR)
  • Test M - Neutral A/C Switch Input
  • Test N - Key Power Check
  • Test O - Brake On/Off (Boo) Switch
  • Test P - Power Steering Pressure Switch (PSPS)
  • Test Q - 5.0L EFI Fuel Control
  • Test R - 2.3L EFI Fuel Control
  • Test S - Fuel Control
  • Test T - Fuel Pump Circuit (Inertia Switch)
  • Test U - EGR On/Off Check
  • Test V - Air Management System
  • Test W - Canister Purge (CANP) Check
  • Test X - Idle Speed Control (By-Pass Air)
  • Test BB - Shift Indicator Light (SIL)
  • Test Cc - Wide Open Throttle A/C Cut-Out (WAC), A/C Demand
  • Test Dd - Converter Clutch Override CCO
  • Test Ee - Dynamic Response Test
  • Test Ff - Ignition Diagnostic Monitor (IDM)
  • Test GG - Spark Timing Check
  • Test HH - No Codes/Codes Not Listed
  • Test II - System Check
  • Test JJ - Erratic Ignition
  • Test KK - AXOD Transaxle
• DRIVEABILITY Test
  • Intermittent No Start, Quits On Road With No Restart
  • Intermittent Surging At Steady Speed
  • Intermittent Quits On Road & Restarts
  • Intermittent Bucking & Jerking
  • Intermittent Erratic Running, Rough Idle
• Map/BP Specification
• Wiring Diagrams