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 MANUALSHYUNDAI2002SONATA L4-2.4LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSMAIN RELAY (COMPUTER/FUEL SYSTEM)LOCATIONS
2002 Hyundai Sonata L4-2.4L
Main Relay (Computer/Fuel System): Locations
2002 Hyundai Sonata L4-2.4LSECTION Locations
C106 Engine Control Relay, C107 Fuel Pump Relay:
C44-1 PCM (M/T), C44-2 PCM (DOHC With M/T), C44-3 PCM (DOHC With M/T), C44-4 PCM (DOHC With M/T), C45-1 ECM (DOHC With M/T), C45-2 ECM (DOHC With M/T), C45-3 ECM (DOHC With M/T), C45-4 ECM (DOHC With M/T), C46 Engine Control Relay (DOHC):
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.