2014 Toyota Tundra Fluid Type Specifications
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As an ASE-certified master technician, I'm here to provide a comprehensive guide to the factory-specified fluids for your 2014 Toyota Tundra. Maintaining your Tundra with the correct fluids is crucial for its longevity, performance, and reliability. This guide covers engine oil, coolant, transmission fluid, transfer case fluid (for 4WD models), differential fluids, brake fluid, power steering fluid, and washer fluid.
Quick reference
| Fluid | Type/Spec | Capacity (approximate) |
|---|---|---|
| Engine Oil | SAE 0W-20 (API SN or higher, ILSAC GF-5 or higher) | 8.5 US Quarts |
| Engine Coolant | Toyota Super Long Life Coolant (SLLC) - Pink | 13.9 - 15.6 US Quarts |
| Transmission Fluid | Toyota Genuine ATF WS | 12.5 - 13.5 US Quarts |
| Transfer Case Fluid | SAE 75W (Toyota Genuine Transfer Gear Oil LF or equivalent API GL-4/GL-5) | 1.1 - 1.6 US Quarts |
| Front Differential | SAE 75W-85 GL-5 (Toyota Genuine Differential Gear Oil LT 75W-85 GL-5 or equivalent) | 1.6 US Quarts |
| Rear Differential | SAE 75W-85 GL-5 (Toyota Genuine Differential Gear Oil LT 75W-85 GL-5 or equivalent) | 3.2 - 3.7 US Quarts |
| Brake Fluid | DOT 3 (FMVSS No. 116 DOT 3) | Verify in manual |
| Power Steering | ATF Dextron II/III or equivalent (Toyota Genuine Power Steering Fluid or ATF Dextron II/III) | Verify in manual |
| Washer Fluid | Toyota Genuine Washer Fluid or equivalent | Verify in manual |
Engine Oil
For your 2014 Toyota Tundra, the manufacturer specifies SAE 0W-20 engine oil. It is imperative to use oil that meets or exceeds API SN (or a newer API service category like SP) and ILSAC GF-5 (or a newer ILSAC category like GF-6). The 0W-20 viscosity is crucial for optimal fuel economy and cold-start protection. The typical oil capacity for the 2014 Tundra engine is approximately 8.5 US quarts with a filter change.
Intervals: Toyota recommends an engine oil and filter change every 10,000 miles or 12 months, whichever comes first, under normal driving conditions. If you frequently drive in dusty conditions, tow heavy loads, or drive in extreme temperatures, a more frequent change interval of 5,000 miles or 6 months is recommended.
Pitfalls: Never use an oil with a viscosity outside of the manufacturer's recommendation unless specifically advised by Toyota for extreme operating conditions. Using a heavier weight oil can negatively impact fuel economy and potentially affect engine lubrication, particularly at cold start-ups. Always verify the API and ILSAC ratings to ensure the oil provides the necessary protection for your engine.
Engine Coolant
Your 2014 Toyota Tundra requires Toyota Super Long Life Coolant (SLLC), which is a pink-colored, phosphate-enhanced, HOAT (Hybrid Organic Acid Technology) coolant. It comes pre-mixed, so no dilution is required. The total cooling system capacity ranges from approximately 13.9 to 15.6 US quarts, depending on the engine and configuration.
Intervals: Toyota SLLC is designed for an initial inspection at 30,000 miles or 24 months, and then replacement at 100,000 miles or 60 months, and every 50,000 miles or 36 months thereafter. Always refer to your owner's manual for the precise recommended service schedule.
Pitfalls: NEVER mix Toyota SLLC with conventional green coolants or other types of coolants (like OAT or non-HOAT formulations). Mixing coolants can lead to chemical reactions, premature degradation of corrosion inhibitors, gel formation, and potentially severe damage to your cooling system components, including the radiator, water pump, and heater core. Always use Toyota SLLC or a verified equivalent that specifically states compatibility with Toyota SLLC and its HOAT composition.
Transmission Fluid
The 2014 Toyota Tundra with its automatic transmission utilizes Toyota Genuine ATF WS (World Standard) transmission fluid. This is a synthetic, low-viscosity fluid specifically formulated for Toyota
More specs for the 2014 Toyota Tundra
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2014 Toyota Tundra Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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