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.
2004 BMW 545i AutomaticFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 6.75 OZS. | 0.19 L | PAG 46 | S | |||
| Air Cond Refrigerant | 1.78 LBS. | 0.8 KG | R-134a | For further details see "Air conditioner specification label". | S | ||
| Automatic Transmission Fluid | 10.04 QTS. | 9.5 L | Shell M-1375.4 | BMW Part No. 83 22 0 142 516. Never mix any other oil with this transmission fluid when doing repairs or topping up. | S | ||
| Brake Fluid | N/A | N/A | DOT 4 ESL (Extended System Life) Brake Fluid | S | |||
| Differential Gear Oil | N/A | N/A | Lifetime fluid, no fluid change required. | S | |||
| Engine Coolant | Automatic Trans | 15.01 QTS. | 14.2 L | Ethylene Glycol long-term Antifreeze | Having corrosion inhibitors that are compatible with aluminum radiators. | S | |
| Engine Oil | w/Filter | 8.50 QTS. | 8.04 L | BMW High Performance SAE 5W-30 Synthetic Oil, MOBIL 1 SAE 5W-30 or MOBIL 1 SAE 5W-40 | Part No. 07 51 0 017 866. | S | |
| Fuel Tank | 18.50 GALS. | 70.03 L | Reserve tank capacity: 2.0 gals. | S | |||
| Manual Transmission Fluid | N/A | N/A | Lifetime fluid, no fluid change required. | S | |||
| Windshield Washer Fluid | w/Headlamp Washer | 5.30 QTS. | 5.01 L | Fill with water and - if required - with a washer antifreeze (according to manufacturer's recommendations). Mix the washer fluid before adding it to the reservoir. | S | ||
| Windshield Washer Fluid | w/o Headlamp Washer | 3.20 QTS. | 3.02 L | Fill with water and - if required - with a washer antifreeze (according to manufacturer's recommendations). | 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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