On modern Toyota Land Cruiser diesels, the DPF burns off soot via passive/active regeneration—no magic, just heat and chemistry. If the DPF light appears, take a steady run at 60–80 km/h for 15–30 minutes once the engine’s hot, keeping revs moderate so exhaust temps stay up.
Avoid short trips and don’t shut the engine off mid‑regen; the smell, fan noise, and higher idle are normal while it’s doing its fiery self‑care. If the warning escalates or won’t clear, book a dealer or trusted specialist for a scan and a forced/static regen, and check for faulty sensors or boost leaks. Use low‑ash oil and good diesel, and remember heavy towing or lots of idling can load soot quickly. Never attempt a stationary regen near anything flammable, and always follow the owner’s manual—your eyebrows will thank you.
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