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.
2016 Toyota MiraiFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | 1.65 LBS. | 0.74 KG | HFC-134a (R134a) | Approximate capacity. | S | ||
| Automatic Transmission Fluid | 4.40 QTS. | 4.16 L | TOYOTA Genuine Automatic Transmission Fluid Type WS | Using Fluid other than TOYOTA Genuine Automatic Transmission WS will damage the Transmission. The fluid capacity is the quantity of reference. | S | ||
| Brake Fluid | N/A | N/A | SAE J1703 or FMVSS No. 116 DOT 3 | S | |||
| Engine Coolant | Fuel Cell Stack | 20.70 QTS. | 19.58 L | TOYOTA Genuine FC Stack Coolant | DO NOT use water or other kinds of coolant as they will cause damage. The capacity is a reference quantity. | S | |
| Engine Coolant | Inverter Coolant | 1.20 QTS. | 1.13 L | TOYOTA Super Long Life Coolant | DO NOT use plain water alone. The fluid capacity is the quantity of reference. | S | |
| Fuel Tank | Compressed Hydrogen Gas | 32.30 GALS. | 122.26 L | S | |||
Factory Service Tools
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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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