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 MANUALSPLYMOUTH1994ACCLAIM V6-181 3.0L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULEDESCRIPTION AND OPERATIONMODES OF OPERATIONCLOSED LOOPACCELERATION (EXCEPT WIDE OPEN THROTTLE)
1994 Plymouth Acclaim V6-181 3.0L SOHC
Acceleration (Except Wide Open Throttle)
1994 Plymouth Acclaim V6-181 3.0L SOHCSECTION Acceleration (Except Wide Open Throttle)
You NOTE: For Wide Open Throttle (WOT) operation, SEE OPEN LOOP MODES OF OPERATION.
PCM INPUT:
Powertrain Control Module (PCM) recognizes an abrupt increase in throttle opening, (TPS voltage increase), or drop in engine vacuum, (MAP sensor voltage increase), as a demand for increased engine output to accelerate vehicle.
PCM OUTPUT:
PCM increases injector pulse width to accommodate increased fuel demand.
PCM INPUT:
Powertrain Control Module (PCM) recognizes an abrupt increase in throttle opening, (TPS voltage increase), or drop in engine vacuum, (MAP sensor voltage increase), as a demand for increased engine output to accelerate vehicle.
PCM OUTPUT:
PCM increases injector pulse width to accommodate increased fuel demand.
RENDER: 1.0x
NO RELATED
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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.