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 MANUALSHYUNDAI2002ACCENT GL, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - BASIC DIAGNOSTIC PROCEDURESFUEL SYSTEMECM CONTROL RELAYECM CONTROL RELAY TEST (SONATA 2.7L)
2002 Hyundai Accent GL, Automatic
ECM Control Relay Test (Sonata 2.7L)
2002 Hyundai Accent GL, AutomaticSECTION ECM Control Relay Test (Sonata 2.7L)
- Locate and remove ECM control relay, see ENGINE CONTROL RELAY LOCATION table. Using fused jumper wire, apply battery voltage to relay terminal No. 4. Using second fused jumper wire, ground relay at terminal No. 2 (component side). See Figure, and go to next step.
- With relay energized, check for continuity between relay terminals No. 1 and 5 (component side). Continuity should be present until voltage is disconnected. If continuity is not as specified, replace relay.
ENGINE CONTROL RELAY LOCATION
| Application | Engine Control Relay Location |
|---|---|
| Accent | Left Side Under Dash, Near Fuse Box |
| Elantra & Santa Fe | Engine Compartment Fuse/Relay Box |
| Sonata & XG350 | Right Side Of Instrument Panel In Center Support, Under Radio |
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.