Section 19 (EEC-IV CEC System)
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1988 Ford Ranger, 1988 Ford RV Cutaway, 1988 Ford Pickup, 1988 Ford F-Super Duty, and 1988 Ford Econoline. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnosis & Testing
- Quick Test
- Notes
- Preparation
- Equipment Hook-Up
- Reading Self-Test Codes
- Key On/Engine Off (KOEO) Self-Test
- Timing Check
- Key On Engine Running (KOER) Self-Test
- Continuous Monitor Self-Test (Wiggle Test)
- Quick Test Diagnostic Aids
- Intermittent No Start, Quits On Road With No Restart
- Intermittent Surging At Steady Speed
- Intermittent Stalls While Driving & On Restarts
- Intermittent Bucking & Jerking
- Intermittent Erratic Running Or Rough Idle
- Symptom-To-Test Menu
- Common EEC-IV Abbreviation Definitions
- Service Code Definitions
- Key On Engine Off (KOEO) - Test Menu
- Key On Engine Running (KOER) - Test Menu
- Continuous Self-Test - Test Menu
- How To Use Circuit Tests
- Test A1 - No Start Test
- Test A2 - Vehicle Battery
- Test A3 - Reference Voltage
- Test B1 - Vane Air Temperature (Vat) Sensor
- Test B2 - Air Charge Temperature (Act) Sensor
- Test B3 - Mass Airflow Sensor (MAF)
- Test B4 - EVP Sensor, EGRC Solenoid & EGRV Solenoid
- Test B5 - Engine Coolant Temperature (ECT) Sensor
- Test B6 - Map/BP Sensor
- Test B7 - Knock Sensor
- Test B8 - Throttle Position Sensor (TPS)
- Test B11 - EGR Valve Position (EVP) & EGR Valve Regulator (EVR)
- Test B12 - Vehicle Speed Sensor (VSS)
- Test B13 - Neutral Drive Switch (NDS) Neutral Gear SW. (NGS) & A/C Input
- Test B14 - Brake On/Off Switch (Boo)
- Test B15 - Power Steering Pressure Switch (PSPS)
- Test C1 - Fuel Control-All Applications
- Test C2 - Fuel Pump Circuit (Inertia Switch)
- Test D1 - EGR On/Off Control
- Test D3 - Air Management System
- Test D4 - Canister Purge (CANP) Check
- Test D5 - Idle Speed Control (Air By-Pass)
- Test D6 - Shift Indicator Light (SIL)
- Test D7 - Wot-A/C Cut-Out (WAC) & A/C Demand Switch
- Test D9 - Converter Clutch Override (CCO) Shift Solenoid 3/4-4/3 (SS 3/4-4/3)
- Test D10 - Dynamic Response Test
- Test D11 - "Check Engine" Light/Message-Malfunction Indicator
- Test D12 - Ignition Diagnostic Monitor (IDM)
- Test D13 - Spark Timing Check
- Test D14 - No Codes/Codes Not Listed
- Test D15 - Code 15 KOEO Continuous
- Test D16 - Output State Check Not Functioning
- Test D17 - ECA Power Check
- Test D18 - Re-Initialization Check
- Test D19 - Key Power Check
- Test D20 - System Check
- Test D22 - Integral Relay Control Module (IRCM)
- Test D23 - Erratic Ignition
- Injector Blower Motor (4.9L)
- Component Locations - ECA
- Wiring Diagrams