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.
1982 Eagle Eagle L4-151 2.5LFACTORY OEM SERVICE PROCEDURE
With CEC System
Fig 2 - CEC Wiring System Diagram. 1981 6-258:
Fig 3 CEC System 1982 4-151:
OPERATION
This unit is a microprocessor that monitors the oxygen sensor voltage and, based upon the mode of operation, generates an output control signal for the carburetor stepper motor.
- If the system is in the closed loop mode of operation, the air/fuel mixture will he varied according to the oxygen content in the exhaust gas and current engine operations.
- If the system is in the open loom mode of operation, the air/fuel ratio will be based on a predetermined value that is determined upon several engine operating parameters.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.