2023 Toyota Highlander Torque Specifications
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Quick reference
| Fastener | Torque (ft-lb / Nm) | Notes |
|---|---|---|
| Wheel lug nuts | 96 / 130 | |
| Oil drain plug | 30 / 41 | Replace gasket |
| Transmission drain plug | 36 / 49 | Replace gasket |
| Brake caliper bracket bolts | 100 / 136 | Apply threadlocker |
| Brake caliper slide pins | 22 / 30 | Lubricate pins |
| Axle nut | 217 / 294 | Use new cotter pin |
| Spark plugs | 13 / 18 | |
| Valve cover bolts | 8 / 11 |
Wheel lug torque pattern
When tightening the wheel lug nuts on your 2023 Toyota Highlander, it is critical to use a star or cross pattern. This ensures that the wheel is seated evenly against the hub, preventing vibration and premature wear on the wheel bearings. Start with one lug nut, then tighten the one directly across from it. Move to the next lug nut, and then tighten the one across from it, continuing until all lug nuts are tight.
Brake torque notes
Proper torque on brake components is a matter of safety. The brake caliper bracket bolts are a critical fastener, and should be treated with extreme care. Always use a calibrated torque wrench, and apply threadlocker to the bolt threads before installation. The brake caliper slide pins should be cleaned and lubricated before installation, and torqued to the proper specification.
Why torque matters
Torque is the rotational equivalent of force. When you tighten a fastener, you are stretching the bolt, creating a clamping force that holds the two parts together. If you undertighten a fastener, it can loosen over time, leading to a variety of problems, from rattles and squeaks to catastrophic failure. If you overtighten a fastener, you can damage the bolt or the parts it is holding together, which can also lead to failure. This is why it is so important to use a torque wrench and follow the manufacturer's specifications.
Disclaimer: The information on this page is for reference only. Critical fasteners should always be verified in the OEM service manual.
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More specs for the 2023 Toyota Highlander
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
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.
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
2023 Toyota Highlander 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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Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-08-05.