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.
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2018 Acura MDX Base
Quick Lookups: Fluids
2018 Acura MDX BaseSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | Gas | 4.00 OZS. | 0.11 L | ND-OIL8 | S | ||
| Air Cond Refrigerant | Gas | N/A | N/A | HFC-134a (R-134a) | Capacity is between: 1.50 - 1.60 lbs. | S | |
| Automatic Transmission Fluid | Automatic Trans | Drain and Refill | 3.50 QTS. | 3.31 L | ACURA Automatic Transmission Fluid ATF-TYPE 3.1 or Higher | S | |
| Brake Fluid | N/A | N/A | ACURA Heavy Duty DOT 3 Brake Fluid | Use DOT 4 as a temporary replacement. | S | ||
| Differential Gear Oil | Gas | Drain and Refill,Rear | 1.92 QTS. | 1.81 L | ACURA DPSF-II | S | |
| Engine Coolant | Gas | 1.96 GALS. | 7.41 L | 50/50 mix of HONDA Long-Life Antifreeze/Coolant Type 2 and distilled water | Change including the remaining 0.22 US gal (0.82 L) in the reserve tank). | S | |
| Engine Oil | Gas | Drain and Refill,w/Filter | 5.70 QTS. | 5.39 L | Genuine ACURA Motor Oil API Premium-grade SAE 0W-20 Detergent Oil. | You may also use synthetic motor oil if it is labeled with the API Certification Seal and is the specified viscosity grade. | S |
| Engine Oil | Gas | Drain and Refill,w/o Filter | 5.40 QTS. | 5.11 L | Genuine ACURA Motor Oil API Premium-grade SAE 0W-20 Detergent Oil. | You may also use synthetic motor oil if it is labeled with the API Certification Seal and is the specified viscosity grade. | S |
| Fuel Tank | 19.50 GALS. | 73.81 L | S | ||||
| Transfer Case Fluid | Gas | 0.45 QTS. | 0.42 L | ACURA HGO-1 Hypoid gear oil SAE 75W-85 or SAE 90 API-GL-4 or GL-5 | S | ||
| Windshield Washer Fluid | 4.00 QTS. | 3.78 L | Use commercially-available windshield washer fluid only. | S | |||
RENDER: 1.0x
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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.