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.
Activating System (1997 2.2CL, 3.0CL, 3.5RL, 2.5TL & 3.2TL)
1998 Lexus SC 300SECTION Activating System (1997 2.2CL, 3.0CL, 3.5RL, 2.5TL & 3.2TL)
- Ensure ignition is OFF and both battery cables are disconnected. Connect 2-pin driver-side air bag connector.
- Connect 2-pin passenger-side air bag connector. On 3.5RL, connect 2-pin seat belt pretensioner connectors. On all models, reconnect battery cables. Check SRS indicator light to ensure system is functioning properly. See SYSTEM OPERATION CHECK . Reset radio frequencies.
NOTE:
On 3.5RL, the Powertrain Control Module (PCM) memory MUST be reset after disconnecting the battery. See appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION.
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.