Section 4 (1.9L CFI EEC IV Testing)
WARNING: This page is about a different car, the 1987 Mercury Lynx, 1987 Ford Escort EXP, and 1987 Ford Escort. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnosis & Testing
- Quick Test
- Diagnosis By Symptom Test
- Circuit Tests
- How To Use Circuit Tests
- Test A - No Start
- Test B - Vehicle Battery
- Test C - Reference Voltage
- Test D - Vane Air Temperature (Vat) Sensor
- Test E - Air Charge Temperature (Act) Sensor
- Test G - Engine Coolant Temperature (ECT) Sensor
- Test H - Map Sensor
- Map Circuits
- Test J - Throttle Position Sensor (TPS)
- Test K - Vane Airflow (VAF) Sensor
- Test L - Pressure Feedback EGR (PFE) & EGR Valve Regulator (EVR)
- Test N - Vehicle Speed Sensor (VSS)
- Test O - Neutral A/C Switch
- Neutral Drive Circuits
- Test P - Key Power Check
- Key Power Circuit
- Test S - Fuel Control
- Test W
- Test Y - Inertia Switch
- Fuel Pump Circuits
- Test Z - EGR On/Off Control
- Test Aa - Idle Speed CTRL. (Dc Motor/Idle Tracking Switch Assembly & TPS)
- Test Cc - CANP Check
- Test Dd - Idle Speed Control
- Test Ff - Shift Indicator Light
- Shift Indicator Light
- Test GG - A/C Cut-Out (WAC)
- Test JJ - Converter Clutch Override (CCO)
- Test KK - Converter Clutch Override (CCO) & 3/4-4/3 Shift Solenoid
- Test Ll - Dynamic Response Test
- Test Mm - "Check Engine"
- Test NN - Ignition Diagnostic Monitor (IDM)
- Test Oo - Spark Timing Check
- Test Pp - No Codes/Codes Not Listed
- Test QQ - System Check
- Test RR - AXOD Transaxle
- AXOD Circuits
- Test TT - Erratic Ignition
- AXOD Transaxle Electrical System Diagnosis
- DRIVEABILITY Tests