CEC Diagnosing & Testing

• Diagnosis & Testing
  • Test Equipment
  • Test Connector Locations
  • Diagnostic Procedure
  • Preparation
  • Equipment Hook-Up
    • Analog Vom
    • Diagnostic Tester
    • Reading Self-Test Codes
    • Separator Pulse
    • Continuous Memory Codes
• Quick Test
  • Notes
  • Key On/Engine Off (KOEO) Self-Test
    • Notes
    • Code Output
    • Test Results & Action To Take
  • Code/Test Menu (KOEO)
  • Timing Check
  • Key On/Engine Running (KOER) 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
  • 2.3L EFI
  • 2.9L EFI
  • 3.0L EFI
  • 4.9L EFI
  • 5.0L EFI
• Circuit Tests
  • How To Use Circuit Tests
  • Test A - No Start
  • Test B - Vehicle Battery
  • Test C - Reference Voltage
  • Test D - Air Charge Temperature (Act) Sensor
  • Test E - EVP, EGRC & EGRV
  • Test F - Engine Coolant Temperature (ECT) Sensor
  • Test G - Map/BP Sensor
  • Test H - Knock Sensor
  • Test I - Throttle Position Sensor (TPS)
  • Test J - Pressure FDBK EGR (PFE) & EGR Valve Regulator (EVR)
  • Test K - Vehicle Speed Sensor
  • Test L - EGR Valve Position (EVP) & EGR Valve Regulator (EVR)
  • Test M - Neutral A/C Switch
  • 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 - 2.9L, 3.0L & 4.9L EFI 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
  • 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
    • Notes
    • AXOD Drive Cycle Test.
• 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
• Wiring Diagrams