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    Oil Capacity & Filter

    2021 Tesla Model 3 Oil Capacity & Filter Guide

    AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.

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    As an all-electric vehicle, the 2021 Tesla Model 3 does not have an internal combustion engine and therefore does not require traditional engine oil changes.

    Quick Answer: No Oil Change Needed

    The 2021 Tesla Model 3 is a fully electric vehicle (EV). It does not have a gasoline engine, which means:

    • Engine Oil Capacity: 0 quarts / 0 liters. There is no engine oil.
    • Recommended Oil Weight: Not applicable.
    • Oil Specification: Not applicable.
    • Oil Filter: Not applicable. There is no oil filter to replace.

    Understanding Your Model 3's Fluids

    While your Model 3 doesn't need oil changes, it does have other fluids that require inspection and replacement at specific intervals. These are typically checked during routine service visits.

    • Battery Coolant: A critical fluid that manages the temperature of the high-voltage battery. Tesla specifies a replacement interval of every 4 years or 50,000 miles, whichever comes first.
    • Brake Fluid: Like any car, the brake fluid needs to be checked and replaced. The recommendation is to test it for contamination every 2 years and replace as necessary.
    • Cabin Air Filter: This is not a fluid, but it's a common maintenance item. The cabin air filter should be replaced every 2 years.

    There is no user-serviceable engine, transmission, or differential fluid to change in a Model 3.

    Service and Maintenance

    Instead of oil changes, service for a Model 3 focuses on tire rotation, brake health, cabin air filter replacement, and A/C service. All fluid and maintenance schedules are outlined in your owner's manual and accessible through the Tesla app or your vehicle's touchscreen.

    For any service needs, it is recommended to schedule an appointment through the Tesla app or visit a Tesla Service Center.

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    More specs for the 2021 Tesla Model 3

    Fluid Type Specs

    Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.

    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

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