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 MANUALSEAGLE1994SUMMIT WAGON AWD L4-1795CC 1.8L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSMAIN RELAY (COMPUTER/FUEL SYSTEM)DESCRIPTION AND OPERATION
1994 Eagle Summit Wagon AWD L4-1795cc 1.8L SOHC
Main Relay (Computer/Fuel System): Description and Operation
1994 Eagle Summit Wagon AWD L4-1795cc 1.8L SOHCSECTION Description and Operation
Multiport Fuel Injection Relay:
Multiport Fuel Injection Relay:
OPERATION
While the ignition switch is ON battery power is supplied to the engine control module the injector the volume air flow sensor etc.
When the ignition switch is turned ON current flows from the ignition switch through the multiport fuel injection relay coil to ground. This turns "ON" the multiport fuel injection relay switch and power is supplied from the battery through the multiport fuel injection relay switch to the engine control module.
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.