2021 Toyota 4Runner problems
Light NHTSA footprint — 34 owner complaints. Either a clean record or thin data; we'll show what's there.
The 2021 Toyota 4Runner has 34 NHTSA owner complaints on file (U.S. federal records, as of July 2026). The most-reported system is steering at 12 complaints (~$700 to repair). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2018 4Runner | 58 | 1 |
| 2019 4Runner | 64 | 2 |
| 2020 4Runner | 31 | 0 |
| 2021 4Runner (this page) | 34 | 0 |
| 2022 4Runner | 39 | 2 |
| 2023 4Runner | 30 | 1 |
| 2024 4Runner | 8 | 0 |
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.4/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Buying a used 2021 Toyota 4Runner? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
What to inspect on this specific car
- steering — 12 owner reports · ~$700 to fix
- brakes — 4 owner reports · ~$450 to fix
- electrical — 3 owner reports · ~$850 to fix
- suspension — 3 owner reports · ~$900 to fix
⚠ The one to take seriously: brakes is flagged severe on this model . Inspect it closely on a test drive.
Recalls to confirm are done
Run the VIN from the listing — no active recalls on this model right now, but confirm none were opened after this car was built.
Verdict for buyers: 8.4/10 model. The priciest documented failure is suspension (~$900) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →Ask anything about your 2021 Toyota 4Runner
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
Top trouble spots 5 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Tire pressure was 56 PSI on all four tires; measured on three different gauges. Bridgestone dueler h/t tires with writing 'never exceed 40 PSI'. New car purchased 13 days ago.
At speeds above 45 miles and hour, the steering wheel begins to nibble / shake which creates an unsafe driving situation. Vehicle has had alignment performed, and new tires balanced which still has not resolved issue.
Several door lock actuators have prematurely failed. The first to do so was front passenger door in summer 2024; front driver door lock failed a few months after. Most recently, approximately 4 months ago, the lock actuator for liftgate failed. This poses safety hazard in easily…
When carrying cargo, the cutoff of the LED low beam headlamps is shifted upward blinding on coming traffic and dazzling other drivers. This requires the driver to manually adjust the angle of headlight projection under the hood of the vehicle, as there is not automatic system to…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2021 Toyota 4Runner reliable?
Mostly yes. With a reliability score of 8.4 out of 10 based on 34 owner complaints filed with NHTSA, the 2021 Toyota 4Runner is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2021 Toyota 4Runner?
On the NHTSA data, the 2021 Toyota 4Runner does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.4/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2021 Toyota 4Runner?
Inspect the steering first — it's the most-reported issue on this model, with 12 owner complaints filed. Average repair cost runs about $700 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2021 Toyota 4Runner a good used car to buy?
It scores 8.4 out of 10 on our NHTSA-based read of 34 owner complaints. The main thing to watch is steering. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2021 Toyota 4Runner?
Based on NHTSA records, the most-reported issue is steering, with 12 complaints filed. Average repair cost runs about $700 at an independent shop.
What's the most expensive thing that goes wrong?
The steering is one of the costlier repair items. Average repair cost runs about $700 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Toyota 4Runner has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2021 Toyota 4Runner?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 34 complaints on file and the costliest repair averaging $700, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.