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NHTSA-Verified · Common Problems

2021 Honda Odyssey
Common Problems

Ranked from 56 federal NHTSA complaints. Every problem links to the complaint IDs behind it.

6
High severity
8
Medium

14 Common Problems

Ordered by how often owners reported each one to NHTSA. The bar shows how common a problem is relative to the most-reported on this vehicle. Expand any problem to see the federal complaint IDs.

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  1. 1

    Tailgate Malfunction

    11complaints
    High severityElectrical

    The power tailgate stops functioning, preventing it from opening or closing electronically or manually.

  2. 2

    Forward collision avoidance system malfunction

    9complaints
    High severityOther

    The forward collision mitigation braking system activates unexpectedly, causing sudden deceleration and potential collisions.

  3. 3

    Idle Engine Shutdown

    7complaints
    Medium severityElectrical

    The vehicle's engine unexpectedly shuts off while idling, requiring a restart to continue driving.

    $150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs labor
    Get local quotes
  4. 4

    Auto Start/Stop System Failure

    6complaints
    Medium severityElectrical

    The Auto Start/Stop system intermittently fails to restart the engine, requiring manual intervention.

  5. 5

    Electrical System Crashes and Resets

    6complaints
    Medium severityElectrical

    The infotainment system and other electrical components frequently crash, reboot, or lose network communication.

  6. 6

    Recall Issues

    5complaints
    High severityOther

    Recall repairs for various issues are delayed or unavailable, leaving vehicles with unresolved safety concerns.

  7. 7

    Battery Issues

    3complaints
    Medium severityElectrical

    The car experiences frequent battery-related issues, including sudden shutdowns and difficulty starting.

  8. 8

    Engine stalling and power loss

    3complaints
    High severityEngine

    The engine stalls at idle and experiences unexplained power loss, potentially leading to dangerous situations.

    $150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs labor
    Get local quotes
  9. 9

    Lane departure system interference

    3complaints
    Medium severityOther

    The lane departure system attempts to steer the car towards obstacles, causing dangerous situations.

  10. 10

    Recall Repair Delays

    3complaints
    High severityOther

    Owners report delays in receiving necessary parts for recall repairs, compromising safety.

  11. 11

    Side-view mirror distortion

    3complaints
    Medium severityOther

    Side-view mirrors display distorted images, making it difficult to observe traffic and change lanes.

  12. 12

    Automatic emergency braking malfunction

    2complaints
    High severityOther

    The automatic emergency braking system activates unexpectedly, causing sudden deceleration and potential collisions.

  13. 13

    Back-over prevention system malfunctions

    2complaints
    Medium severityOther

    The rear camera and sensors fail to detect stationary objects, leading to potential back-over accidents.

  14. 14

    Sliding Door Malfunction

    2complaints
    Medium severityOther

    The rear sliding doors fail to open or close properly, posing a safety hazard.

Other years & sources

2010 Honda Odyssey2015 Honda Odyssey2016 Honda Odyssey2018 Honda Odyssey2019 Honda Odyssey2020 Honda Odyssey2022 Honda Odyssey2025 Honda OdysseyAll NHTSA complaints for this vehicle →

Data source: U.S. National Highway Traffic Safety Administration (NHTSA) owner complaints and recalls. Problems are clustered and ranked from the complaint record; occurrence counts reflect corroborating complaints, not total incidence. Vehicle image is illustrative. Repair-cost figures are typical U.S. independent-shop ranges (parts + labor) for the class of repair shown — actual quotes vary by region, engine, and diagnosis; always confirm with a local shop.