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.
Fluids
Quick Lookups: Fluids — 2004 Acura MDX Base Service Manual : Fluids FLUID CAPACITIES Fluid Type Application Standard Metric Fluid Spec Note S/H Air Cond Compressor Oil 5.00 OZS. 0.14 L PAG 46 S Air Cond Refrigerant 1.66 LBS. 0.75 KG R-134a S Automatic Transmission Fluid Drain and Refill 2.90 QTS. 2.74 L HONDA Automatic Transmission Fluid ATF-Z1 Automatic Transmission Fluid DEXRON III may be used as a temporary replacement only, continued use may affect shift quality and result in noise and vibration. S Automatic Transmission Fluid Total Capacity 7.70 QTS. 7.28 L HONDA Automatic Transmission Fluid ATF-Z1 Automatic Transmission Fluid DEXRON III may be used as a temporary replacement only, continued use may affect shift quality and result in noise and vibration. S Brake Fluid N/A N/A Heavy Duty DOT 3 Brake Fluid Use DOT 4 as a temporary replacement. S Differential Gear Oil Drain and Refill,Rear 2.90 QTS. 2.74 L ACURA All-Wheel Drive Fluid (DPSF) ACURA parts stock has a new SH-AWD rear differential fluid available. It's ACURA All-Wheel Drive Fluid (DPSF), and it replaces ATF-Z1. (TSB: B10100E). S Differential Gear Oil Total Capacity,Rear 3.00 QTS. 2.83 L ACURA All-Wheel Drive Fluid (DPSF) ACURA parts stock has a new SH-AWD rear differential fluid available. It's ACURA All-Wheel Drive Fluid (DPSF), and it replaces ATF-Z1. (TSB: B10100E). S Engine Coolant Drain and Refill 1.88 GALS. 7.11 L HONDA All Season Antifreeze/Coolant Type 2 Includes: the coolant in the reserve tank and that remaining in the engine. S Engine Coolant Total Capacity 2.38 GALS. 9 L HONDA All Season Antifreeze/Coolant Type 2 S Engine Oil Drain and Refill,w/Filter 4.50 QTS. 4.25 L API - SAE 5W-20 Excluding the oil remaining in the engine. S Engine Oil Drain and Refill,w/o Filter 4.20 QTS. 3.97 L API - SAE 5W-20 Excluding the oil remaining in the engine. S Engine Oil Total Capacity 5.30 QTS. 5.01 L API - SAE 5W-20 S Fuel Tank 19.21 GALS. 72.71 L S Power Steering Fluid N/A N/A Genuine HONDA Power Steering Fluid DO NOT use Automatic Transmission Fluid. S Transfer Case Fluid Drain and Refill 0.45 QTS. 0.42 L Hypoid Gear Oil API - GL-4 or GL-5, SAE 90: Above 0Deg F (-18Deg C) or SAE 80W-90: Below 0Deg F (-18Deg C) S Transfer Case Fluid Total Capacity 0.48 QTS. 0.45 L Hypoid Gear Oil API - GL-4 or GL-5, SAE 90: Above 0Deg F (-18Deg C) or SAE 80W-90: Below 0Deg F (-18Deg C) S Windshield Washer Fluid 4.80 QTS. 4.54 L Use commercially-available windshield washer fluid only. S
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
No obligation. See pricing before you book.