Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1992 Eagle Summit Base, 2D Hatchback, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Connector Identification
- Code Charts
- Please Read This First *
- NS-1: Ignition Check
- NS-2: Testing For Fuel Pressure
- NS-3: Testing Fuel System
- NS-4: Checking Ignition System
- NS-5: Testing Crank Angle Sensor
- NS-6: Testing Control Relay
- Dr-1: Testing For MPI System Fault Codes
- Dr-2: Testing Oxygen Sensor Circuit
- Dr-3: Testing Airflow Sensor Circuit
- Dr-4: Testing Intake Air Temp. Sensor Circuit
- Dr-5: Testing Throttle Position Sensor Circuit
- Dr-6: Testing Motor Position Sensor
- Dr-7: Testing Coolant Sensor
- Dr-8: Testing Diagnostic Connector
- Dr-9: Testing Top Dead Center Sensor Circuit
- Dr-10: Testing Speed Sensor Circuit
- Dr-11: Testing Barometric Pressure Sensor
- Dr-12: Testing Injector Circuit
- Dr-13: Testing Fuel Pump Circuit
- Dr-14: Testing EGR Temperature Sensor Circuit
- Dr-15: No Fault Code Testing
- Dr-16: No Fault Code Sensor Test
- Dr-17: Testing Purge Solenoid Circuit
- Dr-18: No Fault Code Mechanical Test
- Summary
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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