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.
2008 Lexus IS FFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | N/A | N/A | PAG 46 | See Underhood Decal. | S | ||
| Air Cond Refrigerant | 1.00 LBS. | 0.45 KG | R-134a | S | |||
| Automatic Transmission Fluid | 11.10 QTS. | 10.5 L | TOYOTA Genuine Automatic Transmission Fluid Type WS | The fluid capacity is the quantity of reference. | S | ||
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Differential Gear Oil | 1.42 QTS. | 1.34 L | TOYOTA Genuine Differential Gear Oil LT 75W-85 GL-5 | S | |||
| Engine Coolant | 12.60 QTS. | 11.92 L | TOYOTA Super Long Life Coolant or Similar high-quality ethylene glycol-based non-silicate, non-amine, non-nitrite, and non-borate coolant with long-life organic acid technology | DO NOT use plain water alone. | S | ||
| Engine Oil | Drain and Refill,w/Filter | 9.80 QTS. | 9.27 L | API - SAE 5W-30 | SAE 5W-30 is the best choice for good fuel economy and good starting in cold weather. If SAE 5W-30 is not available, SAE 10W-30 oil may be used. However, it should be replaced with SAE 5W-30 at the next oil change. | S | |
| Engine Oil | Drain and Refill,w/o Filter | 8.70 QTS. | 8.23 L | API - SAE 5W-30 | SAE 5W-30 is the best choice for good fuel economy and good starting in cold weather. If SAE 5W-30 is not available, SAE 10W-30 oil may be used. However, it should be replaced with SAE 5W-30 at the next oil change. | S | |
| Fuel Tank | 16.90 GALS. | 63.97 L | S | ||||
| Windshield Washer Fluid | N/A | N/A | Washer Fluid | Refer to the freezing temperatures listed on the washer fluid tank. | 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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