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 MANUALSLEXUS1998GS 300REPAIR AND DIAGNOSISELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORCIRCUIT PROTECTION DEVICES
1998 Lexus GS 300
Circuit Protection Devices
1998 Lexus GS 300SECTION Circuit Protection Devices
CIRCUIT PROTECTION DEVICES
| Component | Component Location |
|---|---|
| Driver Side Junction Block | Behind lower left end of dash. See Figure. |
| ECU Box | At left front corner of engine compartment. See Figure. |
| Engine Room Relay Block No. 1 | On right side of engine compartment, behind strut tower. See Figure. |
| Engine Room Relay Block No. 2 | On left side of engine compartment, behind strut tower. See Figure. |
| Engine Room Relay Block No. 3 | On left side of engine compartment, front of strut tower. See Figure. |
| Instrument Panel Junction Block | Behind upper center of dash. See Figure. |
| Passenger Side Junction Block | Behind lower right end of dash. See Figure. |
| Passenger Side Relay Block | Behind lower right end of dash. See Figure. |
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.