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.
1993 Mercedes Benz 300DFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 8.50 OZS. | 0.25 L | PAG 46 | S | |||
| Air Cond Refrigerant | N/A | N/A | R-12 | For further details see "Air conditioner specification label". | S | ||
| Automatic Transmission Fluid | 2.5L Eng | 7.00 QTS. | 6.62 L | MB Automatic Transmission Fluid | S | ||
| Brake Fluid | 0.50 QTS. | 0.47 L | DOT 4 MB Brake Fluid | S | |||
| Differential Gear Oil | 2.5L Eng | 1.20 QTS. | 1.13 L | SAE 90W or 85W-90 | S | ||
| Engine Coolant | 2.5L Eng | 9.50 QTS. | 8.99 L | MB Anticorrosion/Antifreeze | S | ||
| Engine Oil | 2.5L Eng | 7.40 QTS. | 7 L | SAE 5W-30: Below 14Deg F (-10Deg C). SAE 10W-30: Above -14Deg F (-20 Deg C). SAE 20W-40, 20W-50: Above 32Deg F (0Deg C). SAE 15W-40, 15W-50: Above 5Deg F (-15Deg C). SAE 10W-40, 10W-50: Above -4Deg F (-20Deg C) | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). | S | |
| Fuel Tank | 2.5L Eng | 18.50 GALS. | 70.03 L | S | |||
| Power Steering Fluid | 2.5L Eng | 1.10 QTS. | 1.04 L | MB Power Steering Fluid | S | ||
| Windshield Washer Fluid | 2.5L Eng | 5.30 QTS. | 5.01 L | MB Windshield Washer Concentrate Fluid S | 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.