What are the most common Honda Odyssey problems?
According to Au7o's analysis of 17,366+ owner reports, the 2021 Honda Odyssey has 9 documented issues. The most frequently reported are: Backup Camera / MOST Communication Failure, Auto Idle Stop Failure to Restart / Unexpected Stalling, Power Sliding Door Failures and Latch Problems. Of these, 2 are rated critical and should be addressed promptly.
Is the Honda Odyssey reliable?
The 2021 Honda Odyssey has 9 known issues documented across 17,366+ owner reports. 2 issues are rated critical: Backup Camera / MOST Communication Failure and Auto Idle Stop Failure to Restart / Unexpected Stalling. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Honda Odyssey problems?
Repair costs for known Honda Odyssey issues range from $0 to $500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2018-2023 Honda Odyssey Backup Camera / MOST Communication Failure?
Media Oriented Systems Transport (MOST) coaxial cable connector improperly designed and manufactured, causing deformed terminals and poor/lost connections between audio display unit and vehicle cable connector. When MOST communication lost for 20+ seconds, rearview camera functio… Severity: high.
What is the 2018-2025 Honda Odyssey Auto Idle Stop Failure to Restart / Unexpected Stalling?
The Auto Idle Stop (engine stop-start) system can fail to automatically restart the engine after it shuts off at a stop, leaving the van inoperable and immobile in traffic, at intersections, or while turning. NHTSA opened an investigation that was upgraded in March 2025 to cover… Repairs typically run $0-$350. Severity: high.
What is the 2005-2023 Honda Odyssey Power Sliding Door Failures and Latch Problems?
Power sliding doors experience multiple failure modes including failed rear latch assemblies, binding rollers/tracks, seized actuator motors, and faulty door control modules. Rear latch assembly is most common failure point, causing doors not latching when closing, constant beepi… Severity: medium.
What is the 2014-2023 Honda Odyssey Infotainment Black Screen / MOST Connector Failure?
Infotainment system experiences black screens, crashes, freezes, and complete failure due to faulty FAKRA connectors in MOST (Media Oriented Systems Transport) communication network. Improperly designed MOST coaxial cable causes deformed terminals and poor/lost connections. If MO… Severity: medium.
What is the 2005-2023 Honda Odyssey Premature Engine Mount Failure and Vibration?
Premature engine mount failure caused by vibration from VCM cylinder deactivation (2005-2017), normal wear, and heavy V6 engine. Hydraulic engine mounts develop leaks and lose damping ability. Failed mounts cause excessive engine movement, vibration, clunking noises, and potentia… Severity: medium.
What is the 2011-2023 Honda Odyssey Parasitic Battery Drain Causing Dead Battery?
Parasitic battery drain caused by faulty sliding door rear latch modules with malfunctioning microswitches (most common - 0.4 amp draw), stuck A/C compressor clutch relays, faulty door switches, trunk release switches stuck on, and other electrical issues. Normal draw should be 1… Severity: medium.
What is the 2018-2024 Honda Odyssey Power Tailgate Sags or Drops Due to Support Strut Failure (TSB 22-018)?
The gas-charged support struts on the power tailgate lose internal pressure and can no longer hold the gate up. The tailgate then sags partway, fails to stay open, or power-closes under its own weight. Because the power liftgate motor will still open the gate even when the struts… Repairs typically run $150-$450. Severity: medium.
What is the 2005-2023 Honda Odyssey A/C Compressor and Clutch Failure?
A/C compressor clutch failure is most common issue where electromagnetic clutch coil/stator fails or clutch plate surface becomes contaminated with oil from front seal leaks. Oil leaking past compressor front seal drips onto clutch surface, causing slipping and burning. Compresso… Severity: low.
What is the 2011-2022 Honda Odyssey HVAC Blend Door Actuator Failure (Clicking Noise, Uneven Temperature)?
The HVAC blend/mode door actuators (small geared motors behind the dash and in the rear climate system) strip their internal plastic gears and fail. The classic symptom is a repetitive clicking/ticking noise from behind the dash, often paired with one side blowing hot while the o… Repairs typically run $200-$500. Severity: low.
