Parts for your 2004 Toyota Highlander-Cv boots

2004 Toyota Highlander (Kluger) CV boots — purpose and servicing

Yes—CV boots are very much a thing on the 2004 Toyota Highlander (known as Kluger in AU/NZ). Toyota’s factory Repair Manual for this model (Drivetrain/Axle – Front Drive Shaft section) illustrates the inboard and outboard constant‑velocity joints protected by rubber boots, and Toyota’s Electronic Parts Catalog lists boot kits for the front (and rear on AWD). Those boots seal in special grease and keep grit and water out, so the CV joints can articulate smoothly while the wheels steer and the suspension moves. When the boots stay intact, the joints last ages, when they split, the grease flings out, water gets in, and the joint wears quickly and starts clicking on turns.

During regular servicing, it pays to give each boot a close look—every 10,000–15,000 km or at each oil change is a good rhythm. Check for small cracks between the bellows, loose or rusty clamps, and any sling of dark grease on the inner rim of the wheel, strut, or under‑tray. Gently flex the boot by hand, if the rubber feels stiff, chalky, or crazed, it’s on the way out. On AWD Highlanders there are rear axle boots too, so include those in the inspection. If there’s knocking on full lock, vibration on take‑off, or a burning‑grease smell after a long drive, the joint may already be suffering.

If a boot is torn but the joint is quiet and free of play, a boot‑only replacement with fresh clamps and the correct CV grease is a tidy, affordable fix. Once the joint clicks or has noticeable play, fitting a complete driveshaft/half‑shaft can be the better value. Quality matters: use genuine Toyota or reputable aftermarket boot kits made from high‑grade neoprene or TPE, and always replace both clamps, don’t reuse old worm‑drives. After any shaft work, torque the axle nut to spec and get the alignment checked if the strut or knuckle was loosened. City driving, gravel roads, coastal air, and lifted suspensions all age boots faster, so be proactive rather than waiting for the next WOF or rego inspection. Regular tyre rotations are a handy time to check boots too.

• How long do CV boots last on a 2004 Highlander/Kluger?
  In normal suburban use, quality CV boots can last well over 100,000 km. Heat, gravel, salt air, and tight turning in carparks can shorten that. A quick visual at every service helps catch small cracks before they turn into splits.
• Can they keep driving with a torn CV boot?
  Best not. Once torn, the grease leaves and water/dirt get in. If caught early, a boot and fresh grease can save the joint. Keep driving and it’ll usually start clicking, turning a simple boot job into a full driveshaft replacement.
• Do AWD Highlanders have more CV boots than 2WD?
  Yes. A 2WD has two front driveshafts with inner and outer boots (four total). AWD adds rear driveshafts with their own boots, so there are more to inspect and maintain.