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.
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HOMESERVICE MANUALSDODGE AND RAM1983RAMPAGE L4-135 2.2LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMELECTRONIC SPARK CONTROL MODULEDESCRIPTION AND OPERATION
1983 Dodge and Ram Rampage L4-135 2.2L
Electronic Spark Control Module: Description and Operation
1983 Dodge and Ram Rampage L4-135 2.2LSECTION Description and Operation
The spark control computer controls the air fuel ratio of the carburetor and the ignition timing. The computer receives signals from various sensors and processes them to determine the air fuel ratio of the carburetor and ignition timing.
There are as many as six types of sensors which can be used to supply the spark control computer with the necessary information needed to fire the spark plugs at the precise moment and, with the feedback carburetor, change the air-fuel ratio.
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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.