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Reliability report · 2021 Honda Pilot · Updated July 2026 · ~$2,700/yr fuel · what it costs to keep →

One of the quieter third-gen years — check the brake recall and the idle-stop coverage.

2021 is one of the calmer third-generation Pilots — 399 complaints, roughly a quarter of the 2016 peak. The connecting-rod-bearing engine failures that define the early years are largely gone, and what's left is a manageable set of items: the auto idle-stop that sometimes won't restart (covered by a 10-year extension after a software update), a real brake recall, and the usual camera-software campaigns.

The item that matters most here is a brake master-cylinder recall (23V-458): a fastener between the brake booster and master cylinder may have been assembled wrong and could let the master cylinder separate, causing a loss of braking — a free inspection and repair. Mechanics also flag brake-switch failures on 2021–22 cars (the vehicle won't start and has no brake lights), a relatively cheap fix. Add the camera-software recalls and a tire campaign, verify the idle-stop coverage, and 2021 is a sensible used pick.

Evidence: 399 NHTSA complaints · 10 recall campaigns · 6 mechanic & forum sources

Canary status

Chirping

What that means: 399 federal complaints, near the bottom of the third generation. The catastrophic engine failures are largely behind it, and the remaining pattern is a mix of the idle-stop no-restart quirk, occasional transmission and brake-switch trouble, and a free recall list headlined by a brake master-cylinder campaign.

CalmChirpingSquawkingFainted

399

Federal complaints

10

Recalls

Federal crash tests

5-star scale
Overall
Frontal crash
Side crash
Rollover

Tested variant: 2021 Honda PILOT SUV FWD (NHTSA VehicleId 15111)

Source: NHTSA New Car Assessment Program (NCAP) →

Known issues

Ranked by the cost of ignoring them. Every claim carries its source.

Brake master-cylinder recall — 23V-458

major

The most serious 2021 item: a tie-rod fastener connecting the brake booster and the brake master cylinder may have been assembled improperly, which can let the master cylinder separate from the booster and cause a loss of brake function. Recall 23V-458 covers 2021–2022 Pilots (with Civic, Ridgeline, Passport and Acura MDX); dealers inspect and repair the brake-booster assembly free (Honda codes VEU/AEV/ZET). This is a braking-consequence recall — confirm 23V-458 shows completed by VIN, and test the brake pedal for a firm, consistent feel.

Recall brake-booster inspection/repair

$0

Sources: NHTSA complaint and recall database, 2021 Pilot

Idle-stop no-restart and brake-switch failuresmoderate

Two nuisance-to-moderate patterns show up on 2021 cars. The auto idle-stop can struggle to restart the engine after it shuts at a light — Honda's fix is a fuel-injection (PGM-FI) software update, backed by a warranty extension covering the related valve-adjustment and starter repair to 10 years with no mileage limit for 2016–2022 Pilots. Separately, a mechanic reports a rising trend of brake-switch failures on 2021–22 Pilots: the car won't start because it doesn't sense the brake pedal, and the brake lights don't work — a relatively inexpensive repair. Confirm the idle-stop software was applied and check that the brake lights function and the car starts normally.

Sources: NHTSA complaint and recall database, 2021 Pilot · Independent mechanic channel transcripts (3rd-gen Pilot) and Honda manufacturer-communication bulletins

Rearview-camera software, tires and transmission checksmoderate

2021 carries the camera-software recall family — instrument-panel software (20V-439), central-network software (20V-440), and the MOST (Media Oriented Systems Transport — a fiber-optic data network) cable replacement (23V-431) — plus a side-view-mirror recall (23V-174) and a Continental-tire over-cure recall specific to 2021 (20V-725). All are free by VIN. The third-generation transmission behavior is quieter here, but a few owners still report hesitation or failure, so drive through all gears and check the fluid. Test the camera on the drive and confirm the recalls are closed.

Sources: NHTSA complaint and recall database, 2021 Pilot · Independent mechanic channel transcripts (3rd-gen Pilot) and Honda manufacturer-communication bulletins

$0

Recall software, cable, mirror and tire repairs

Seat-weight-sensor and subframe recallsmoderate

The remaining 2021 campaigns are the front-passenger seat-weight-sensor recalls (24V-064 and its 26V-332 expansion), where a cracked sensor can cause an unintended airbag deployment, and the salt-belt rear-subframe-corrosion campaign (26V-365) for cars sold in northern states. Both are free by VIN. Confirm they're closed, especially the subframe recall if the car spent winters in a road-salt state.

Sources: NHTSA complaint and recall database, 2021 Pilot

$0

Recall repairs

When active, the start-stop struggles to restart after it is engaged at a stop light.
6 mechanic & owner sources

Open recalls

Free fixes at any Honda dealer. Run the VIN — “completed” isn’t always completed.

  1. 23V-4582021–2022 Pilot (with 2020–2021 Civic, 2020–2023 Ridgeline, 2021–2023 Passport, 2020 Acura MDX): brake-booster/master-cylinder tie-rod fastener may be improperly assembled, letting the master cylinder separate and causing loss of brake function. Free inspection/repair. Honda codes VEU/AEV/ZET.open
  2. 20V-4392019–2021 Pilot (with Odyssey/Passport): instrument-panel software may hide critical readouts and the rearview camera until the next ignition cycle (FMVSS 101/111). Free software reprogram. Honda code T89.open
  3. 20V-4402019–2021 Pilot (with Odyssey/Passport): central-network software may delay or prevent the rearview camera image (FMVSS 111). Free software update. Honda code Y7Y.open
  4. 20V-7252021 Pilot with certain Continental CrossContact LX Sport tires: tires may have been over-cured and can fail. Free inspection and replacement of affected tires. Honda code U8Y.open
  5. 23V-1742020–2021 Pilot and Ridgeline (with 2020–2022 Passport/Odyssey): side-view-mirror heating pads may not be bonded properly, letting mirror glass detach (FMVSS 111). Free replacement of both mirrors. Honda code FE5.open
  6. 23V-4312019–2022 Pilot (with Odyssey/Passport): faulty MOST communication cable connector may blank the rearview camera (FMVSS 111). Free MOST-cable-harness replacement and connector cover. Honda codes EEL/ZEM/SFC.open
  7. 24V-0642020–2022 Pilot (with many Honda/Acura models): front-passenger seat-weight sensor may crack and short, failing to suppress or causing unintended airbag deployment. Free replacement (phased). Honda codes XHP/VHQ.open
  8. 26V-3322017–2022 Pilot (with many Honda/Acura models): front-passenger seat-weight sensor may crack and short, causing unintended airbag deployment. Free replacement. Expands 24V-064; VINs searchable May 29, 2026.open
  9. 23V-8582015–2020 Pilot listed alongside later years in Honda's fuel-pump program family; in-tank fuel pump may fail and cause a stall. Free fuel-pump-module replacement where applicable. Honda codes KGC/KGD.open
  10. 26V-3652016–2022 Pilot (with Ridgeline/Passport/Acura MDX) sold in 22 salt-belt states/DC: rear subframe may corrode at suspension mounts, risking rear-suspension failure. Free inspection and subframe reinforcement/repair. VINs searchable June 10, 2026. Honda codes AOU/AOT.open

What it costs to keep

The purchase price is what you negotiate. These are the numbers you live with afterward — each one sourced, none of them blended into a fake total.

The ownership picture — 2021 Pilot

Four sourced numbers. No fake total.

Fuel

23 MPG combined (20 city / 27 highway) for the FWD, 3.5L on the EPA federal fuel-economy test.

Source: FuelEconomy.gov (EPA) — EPA’s federal fuel-economy test, recomputed with current gas prices. EPA record 42575 (Pilot FWD).
Other builds EPA lists: AWD, 3.5L 22 MPG.

$2,700/yr

at $4.15/gal · 15,000 mi/yr · 55/45 city/hwy · pulled Jul 12, 2026

Crash losses

Insurers lose about 24% less on this vehicle than on the average car. Lower collision losses tend to show up in what you pay for coverage.

Source: HLDI — the insurance industry’s loss-data institute — HLDI collision losses, 2020–22 models, published April 2023 (report R-23). 100 = the all-vehicle average. Series read: Honda Pilot 4dr 4WD.
Other series: Honda Pilot 4dr 73, where 100 = average.

76 vs 100

24% below average

Theft

Stolen about 22% less often than the average vehicle. One less thing to price into coverage.

Source: HLDI — HLDI whole vehicle theft losses, 2020–22 models, published April 2023 (report WT-22). 100 = the all-vehicle average. Series read: Honda Pilot 4dr 4WD.
Other series: Honda Pilot 4dr 95, where 100 = average.

78 vs 100

22% below average

Repair risk

What this specific year is known to need. Pulled from the issues above — the repairs owners actually report, at the costs they report them. Averages from other sites blend every year together; these are this year’s own numbers.

Source: this report — 01 Known issues.

Recall brake-booster inspection/repair$0
Recall software, cable, mirror and tire repairs$0
Recall repairs$0
Why there’s no single “cost to own” number: sites that promise one are guessing at your insurance quote, your annual miles, and your luck. These are the numbers we can actually source — and each one carries its receipt.

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Before you buy

Print this
  1. 01Confirm the brake master-cylinder recall (23V-458) shows completed by VIN and test the brake pedal for a firm, consistent feel — this is the year's braking-consequence recall.
  2. 02Check that the car starts normally and the brake lights work — brake-switch failure is a reported 2021–22 pattern (car won't start, no brake lights).
  3. 03Confirm the idle-stop software update was applied so the 10-year no-restart coverage stays valid.
  4. 04Test the rearview camera and mirrors, and confirm the camera/mirror/tire recalls (20V-439, 20V-440, 23V-431, 23V-174, 20V-725) are closed.
  5. 05Run the VIN against the seat-weight-sensor recalls (24V-064/26V-332) and rear-subframe 26V-365 for salt-belt cars; drive through all gears for any transmission hesitation.

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