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.
1999 Lexus SC 400FACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 7.00 OZS. | 0.2 L | PAG 46 | S | |||
| Air Cond Refrigerant | 2.10 LBS. | 0.95 KG | R-134a | S | |||
| Automatic Transmission Fluid | Drain and Refill | 2.00 QTS. | 1.89 L | Automatic Transmission Fluid Type T IV (ATF JWS3309 or NWS6500) | As per TOYOTA TSB TC003-99, dated May 21, 1999, ATF Type T-IV now replaces other Type T fluids. Only ATF Type T can be mixed with Type T-IV fluid. ATF Type T-II and Type T-IV fluid must NOT be mixed. To prevent damage to transmission, determine which fluid type has been used. | S | |
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Differential Gear Oil | 1.42 QTS. | 1.34 L | API - GL-5 Hypoid Gear Oil, SAE 90W (Above 0Deg.F), SAE 80W or 80W-90 (Below 0Deg.F) | S | |||
| Engine Coolant | 11.50 QTS. | 10.88 L | TOYOTA Long Life Coolant or equivalent | DO NOT use alcohol type antifreeze or plain water alone. | S | ||
| Engine Oil | Drain and Refill,w/Filter | 5.00 QTS. | 4.73 L | API - SAE 5W-30 | API - SL "Energy-Conserving" or ILSAC multigrade engine oil. | S | |
| Engine Oil | Drain and Refill,w/o Filter | 5.10 QTS. | 4.82 L | API - SAE 5W-30 | API - SL "Energy-Conserving" or ILSAC multigrade engine oil. | S | |
| Fuel Tank | 20.60 GALS. | 77.97 L | S | ||||
| Manual Transmission Fluid | 2.40 QTS. | 2.27 L | API - GL-4 or GL-5, SAE 75W-90 or 80W-90 | S | |||
| Power Steering Fluid | N/A | N/A | Automatic Transmission Fluid DEXRON II or III | S | |||
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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