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NHTSA FEDERAL EVIDENCE AUDITAudited: 2026-08-25

2018 Honda Odyssey Common Problems & Defect Telemetry

Authoritative defect intelligence synthesized from 962 verified NHTSA owner complaints, 16 federal safety recalls, and interquartile failure mileage telemetry.

Data Grade: HIGH106 Odometer Verified EntriesMethodology
Executive AI Defect Summary

The 2018 Honda Odyssey receives a 3.6/10 MazicBay Reliability Index based on 962 verified NHTSA federal complaints and 16 safety recalls. The primary reported failure mode is Electrical Parasitic Drain, Infotainment & Harness Reports with a median failure point at 39,827 miles (IQR: 9,18390,000 mi). Out-of-warranty repairs benchmark at $280 – $850 .

2018 Honda OdysseyMainstream2018
DLC Port: Under driver dash, behind small flip cover near hood release

*Representative vehicle platform imagery. Body styling varies across generations.

MazicBay Reliability Index
3.6 / 10

128.3 complaints / 10k sold

NHTSA Owner Complaints
962

Verified US federal records

Safety Severity Grade
Critical Risk

Crash, fire & stall audit

Federal Safety Recalls
16

16 Active / Free Remedies

Switch Odyssey Model Year (2014–2025)
NHTSA Defect Subsystem Breakdown

2018 Odyssey Failure Distribution by Vehicle Subsystem

100% Normalized Telemetry
38%26%16%12%
Engine & Powertrain:38%
Electrical & Sensors:26%
Steering & Suspension:16%
Brakes & ABS Hydraulics:12%
Airbags & Body Structure:8%
Defect Clustering

Top Reported Problem Clusters (7)

Ranked by NHTSA Complaint Frequency
#1 ELECTRICAL SYSTEM & BATTERYCritical Severity87% Match Confidence

Electrical Parasitic Drain, Infotainment & Harness Reports

308
Federal Complaints
Failure Mileage (Median):39,827 milesIQR: 9,18390,000 mi
Estimated Repair Cost:$280 – $850 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Unexplained battery drain after sitting overnight
  • Infotainment display / instrument cluster blackouts
  • Accessory malfunction / alternator fault warnings
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11757122 • Filed: 08/15/2026

2018 Honda Odyssey Elite I am reporting an unresolved issue stemming from a failed recall remedy for NHTSA Safety Recall 23V-431 (Honda TSB 20-049) regarding the MOST bus fiber-optic network. My vehicle has been taken to an authorized Honda dealership twice to receive the offi...

ODI #11757174 • Filed: 08/15/2026

Early in a driving session, the accelerator pedal, when applied pressure, will not rev the engine and provide power to the wheels for 1-3 seconds. This issue happens once or twice in a driving session and then doesn't do it again until a future driving session. It is random an...

ODI #11757076 • Filed: 08/14/2026

Our van recently started flashing multiple warning lights every time we started it up. These include "Collision mitigation system problem", "auto high-beam problem", "road departure mitigation system problem", "lane keeping assist problem", "adaptive cruise control problem", a...

#2 ENGINE & COOLINGCritical Severity83% Match Confidence

Engine Stalling, Oil Consumption & Cooling Defect Reports

287
Federal Complaints
Failure Mileage (Median):83,000 milesIQR: 55,000104,500 mi
Estimated Repair Cost:$950 – $3,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Engine sudden stall / hesitation while driving
  • Abnormal oil burning / consumption
  • Check Engine Light (MIL) flashing
  • Engine overheating / coolant loss
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11757174 • Filed: 08/15/2026

Early in a driving session, the accelerator pedal, when applied pressure, will not rev the engine and provide power to the wheels for 1-3 seconds. This issue happens once or twice in a driving session and then doesn't do it again until a future driving session. It is random an...

ODI #11756740 • Filed: 08/13/2026

Engine failed, rod shavings entering the motor, causing a full motor repair. This has caused our family to be stranded.

ODI #11755762 • Filed: 08/09/2026

Wife was going to the store engine lost power and died prior to that steering got loose like trying to turn itself, towed to dealer inspected dealer cleaned throttle returned vehicle after cost of 807.00 and drove van to church tailgate would not open without vehicle running, ...

#3 TRANSMISSION & DRIVETRAINCritical Severity85% Match Confidence

Transmission Hesitation, Hard Shifting & Slipping Reports

217
Federal Complaints
Failure Mileage (Median):59,000 milesIQR: 17,00073,000 mi
Estimated Repair Cost:$1,400 – $3,800 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Hard gear shifts / delayed engagement into Drive/Reverse
  • Transmission shudder / jerking under acceleration
  • Transmission slipping between gears
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11757760 • Filed: 08/18/2026

Faulty transmission. Lags when you start to drive. Constant delay.

ODI #11755762 • Filed: 08/09/2026

Wife was going to the store engine lost power and died prior to that steering got loose like trying to turn itself, towed to dealer inspected dealer cleaned throttle returned vehicle after cost of 807.00 and drove van to church tailgate would not open without vehicle running, ...

ODI #11755352 • Filed: 08/06/2026

While driving the car lurches as it shifts gears. This had gone on for quite some time but no codes have been thrown. This last time the car lurched so badly at the beginning of acceleration that I thought it was going to stall. It did not, but lights began flashing on the das...

#4 BRAKING SYSTEM & ABSCritical Severity72% Match Confidence

Service Brakes, ABS Actuator & Master Cylinder Reports

126
Federal Complaints
Failure Mileage (Median):50,000 milesIQR: 22,85360,240 mi
Estimated Repair Cost:$350 – $1,100 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Spongy or hard brake pedal travel
  • ABS / Brake warning light illuminated
  • Extended stopping distance / pedal vibration
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11757076 • Filed: 08/14/2026

Our van recently started flashing multiple warning lights every time we started it up. These include "Collision mitigation system problem", "auto high-beam problem", "road departure mitigation system problem", "lane keeping assist problem", "adaptive cruise control problem", a...

ODI #11756113 • Filed: 08/11/2026

while driving at 35 mph a vehicle well ahead of me made a left turn exiting the roadway. My vehicle suddenly applied the brakes even though there was no longer a vehicle in my path. I tried to increase the accelerator, but the vehicle was slow to respond to this. luckily there...

ODI #11755762 • Filed: 08/09/2026

Wife was going to the store engine lost power and died prior to that steering got loose like trying to turn itself, towed to dealer inspected dealer cleaned throttle returned vehicle after cost of 807.00 and drove van to church tailgate would not open without vehicle running, ...

#5 FUEL SYSTEM & INJECTIONCritical Severity70% Match Confidence

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

82
Federal Complaints
Failure Mileage (Median):81,000 milesIQR: 71,50083,500 mi
Estimated Repair Cost:$650 – $1,250 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of propulsion power at highway speeds
  • Extended engine cranking / failure to restart
  • Fuel odor near fuel tank / engine bay
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11751060 • Filed: 07/17/2026Odometer: 46,000 mi

I am reporting American Honda’s ongoing failure to safely remedy critical safety defects and recalls on my 2018 Honda Odyssey (purchased new), resulting in severe vehicle degradation and a life-threatening traffic hazard. The vehicle has been to an authorized dealer over 21 ti...

ODI #11749437 • Filed: 07/09/2026

Back in the fall/winner of 2024 (could have been 2025) my Honda Odyssey had a recall for a low pressure fuel pump. However, Honda and many other dealers were dealing with hundreds of thousands of recalls, and we’re only recalling the vehicles with actual symptoms. My vehicle w...

ODI #11747187 • Filed: 06/29/2026

The contact owns a 2018 Honda Odyssey. The contact stated that while driving at various speeds and depressing the accelerator pedal, there was an abnormal rattling sound coming from the rear of the vehicle. An independent mechanic was contacted. No warning light was illuminate...

#6 STEERING & SUSPENSIONCritical Severity67% Match Confidence

Electric Power Steering Assist & Suspension Noise Reports

74
Federal Complaints
Failure Mileage (Median):27,677 milesIQR: 18,46345,625 mi
Estimated Repair Cost:$450 – $1,400 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of electric power steering assist
  • Steering wheel pull or highway wander
  • Clunking / knocking noise over bumps
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11755762 • Filed: 08/09/2026

Wife was going to the store engine lost power and died prior to that steering got loose like trying to turn itself, towed to dealer inspected dealer cleaned throttle returned vehicle after cost of 807.00 and drove van to church tailgate would not open without vehicle running, ...

ODI #11754428 • Filed: 08/03/2026

The rear spring suffered a catastrophic failure, breaking while driving with occupants inside vehicle. The rear coil springs suffer from poor materials or paint protection causing premature failure and rust.

ODI #11748944 • Filed: 07/07/2026

The Infotainment System in my 2018 Honda Odyssey is malfunctioning, just as is reported by many other Honda vehicle owners. I am experiencing the same issues as others where the speakers are crackling, the audio fails, the screen turns off intermittently while the vehicle is o...

#7 AIRBAGS & SAFETY RESTRAINTSCritical Severity77% Match Confidence

Airbag Occupant Detection & Inflator Defect Reports

41
Federal Complaints
Failure Mileage (Median):59,000 milesIQR: 52,50079,000 mi
Estimated Repair Cost:$400 – $1,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • SRS Airbag warning lamp illuminated
  • Passenger occupant classification sensor failure
  • Seat belt retractor lockup
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11754428 • Filed: 08/03/2026

The rear spring suffered a catastrophic failure, breaking while driving with occupants inside vehicle. The rear coil springs suffer from poor materials or paint protection causing premature failure and rust.

ODI #11753597 • Filed: 07/29/2026

While my child was riding in the second row drivers side captains chair of my 2018 Odyssey, she fell asleep and unknowingly moved the shoulder strap portion of the seat belt behind her head/ upper body. I was driving and could not see that the belt had been moved because she w...

ODI #11751060 • Filed: 07/17/2026Odometer: 46,000 mi

I am reporting American Honda’s ongoing failure to safely remedy critical safety defects and recalls on my 2018 Honda Odyssey (purchased new), resulting in severe vehicle degradation and a life-threatening traffic hazard. The vehicle has been to an authorized dealer over 21 ti...

Safety Enforcement

Official NHTSA Safety Recalls (16)

100% Free Dealer Repair
NHTSA Campaign #19V299000Reported: 12/04/2019

POWER TRAIN:AUTOMATIC TRANSMISSION

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2019 Odyssey vehicles. Loose battery terminal connections or a degraded battery may cause the Transmission Control Unit (TCU) to unexpectedly reboot. Upon rebooting, the TCU may shift the transmission to the "Park" position, possibly damaging the parking rod.

Safety Consequence: A damaged parking rod can allow the vehicle to roll when parked, increasing the risk of a crash or injury.
Manufacturer Remedy: Honda will notify owners, and dealers will ensure the battery terminal connections are secure and will update the TCU software, free of charge. Additionally, the parking rod effectiveness will be checked. The recall began May 31, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are Z4J, Y4K.
NHTSA Campaign #18V777000Reported: 01/11/2018

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

Summary: Honda (American Honda Motor Co.) is recalling certain 2017-2019 Acura MDX, 2017-2018 Acura MDX Sport Hybrid, 2018-2019 Honda HR-V and Honda Odyssey, and 2016 Honda HR-V vehicles. The rear brake caliper pistons may have an insufficient coating, causing gas pockets to form, reducing brake performance. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 135, "Light Vehicle Brake Systems."

Safety Consequence: A reduction of braking performance increases the risk of a crash.
Manufacturer Remedy: Owners will be notified, and Honda or Acura dealers will bleed the brakes, free of charge. The recall began December 11, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are C31 and L30.
NHTSA Campaign #18V795000Reported: 09/11/2018

LATCHES/LOCKS/LINKAGES:DOORS:LATCH

Summary: Honda (American Honda Motor Co.) is recalling certain model year 2018 and 2019 Honda Odyssey vehicles. The latch assemblies for the power sliding doors may stick and not properly latch to the door strikers.

Safety Consequence: If the power sliding doors fails to latch, the doors may open while moving, increasing the risk of injury.
Manufacturer Remedy: Honda will notify owners, and dealers will replace the left and right power sliding door rear latch assemblies, free of charge. The recall began January 3, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are Z33 and O36.
NHTSA Campaign #19V213000Reported: 20/03/2019

SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR

Summary: Braun Corporation (Braun) is recalling certain 2018-2019 Honda Odyessy vehicles modified to be equipped with an in-floor wheelchair ramp conversion. The rear wheel speed sensor harnesses may have been routed to the incorrect rear wheels, resulting in the possibility that the anti-lock brake system will not recognize each rear wheel speed properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 135, "Light Vehicle Brake System" and 404, "Electronic Stability Control Systems."

Safety Consequence: If the rear wheel speeds cannot be correctly monitored, the anti-lock brake system may not engage properly to prevent the wheels from locking up, increasing the risk of crash.
Manufacturer Remedy: Braun has notified owners, and dealers will inspect and correct the rear wheel speed sensor harnesses, if necessary, free of charge. The recall began on April 4, 2019. Owners may contact Braun customer service at 1-800-488-0359.
NHTSA Campaign #17V397000Reported: 23/06/2017

SEAT BELTS

Summary: Honda (American Honda Motor Co.) is recalling certain 2018 Honda Odyssey vehicles. The seat belt tongue for the third row center seating position may not be compatible with the latch, preventing the seat belt from latching securely. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."

Safety Consequence: If in the event of a crash, the seat belt cannot restrain the occupant they have an increased risk of being injured.
Manufacturer Remedy: Honda will notify owners, and dealers will inspect the third row center seat belt to make sure that it has the correct tongue, replacing the seat belt, if necessary, free of charge. The recall began July 31, 2017. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is KF7.
NHTSA Campaign #20V437000Reported: 28/07/2020

LATCHES/LOCKS/LINKAGES:DOORS:LATCH

Summary: Honda (America Honda Motor Co.) is recalling certain 2018-2020 Odyssey vehicles. Water may enter the outer door handle cables for the sliding doors. If this occurs, the outer door handle cables may freeze in cold temperatures, preventing the front and rear sliding door latches from securely latching.

Safety Consequence: A power sliding door that fails to latch may open while moving, increasing the risk of injury.
Manufacturer Remedy: Honda will notify owners, and dealers will replace the power sliding door outer handle cables, free of charge. The recall began September 23, 2020. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is A88.
NHTSA Campaign #20V439000Reported: 28/07/2020

BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2020 Odyssey, 2019-2020 Passport, and 2019-2021 Pilot vehicles. Incorrect instrument panel control module software can cause the instrument panel to not display critical information, such as engine oil pressure, speedometer, and gear selector position until the next ignition cycle. Additionally, it can prevent the rearview camera image from displaying. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 101, "Control and Displays" and 111, "Rearview Mirrors."

Safety Consequence: Operating a vehicle without a functioning instrument panel or rearview camera display increases the risk of a crash.
Manufacturer Remedy: Honda will notify owners, and dealers will reprogram the instrument panel control module software, free of charge. The recall began September 23, 2020. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is T89.
NHTSA Campaign #20V066000Reported: 06/02/2020

ELECTRICAL SYSTEM:WIRING

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2020 Odyssey vehicles. The wire harness for the third row seat accessory power outlet may get pinched between the unibody and rear trim panel, possibly damaging the wires and causing an electrical short.

Safety Consequence: An intermittent electrical short could overheat the wire harness, increasing the risk of a fire.
Manufacturer Remedy: Honda will notify owners, and dealers will inspect the third row seat accessory power outlet wire harness for damage, replacing it as necessary. If no damage is found, the dealer will apply protective tape and re-route the harness. All repairs will be performed free of charge. The recall began March 16, 2020. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is T6U.
NHTSA Campaign #21V010000Reported: 14/01/2021

FUEL SYSTEM, GASOLINE:STORAGE

Summary: Braun Corporation (Braun) is recalling certain 2018-2021 Braun-modified Honda Odyssey vehicles. The fuel tank assembly installed by Braun may be susceptible to the fuel tank overfilling into the charcoal canister. If the charcoal canister fills with a sufficient amount of fuel, fuel may leak out.

Safety Consequence: A fuel leak in the presence of an ignition source may increase the risk of fire.
Manufacturer Remedy: Braun will notify owners, and dealers will inspect vehicles. If evidence of a fuel leak is present, a new fuel tank assembly and a new Honda charcoal canister will be installed, free of charge. The recall began February 22, 2021. Owners may contact Braun customer service at 1-800-488-0359.
NHTSA Campaign #23V158000Reported: 09/03/2023

SEAT BELTS:FRONT:BUCKLE ASSEMBLY

Summary: Honda (American Honda Motor Co.) is recalling certain 2017-2020 CR-V, 2018-2019 Accord and Accord Hybrid, 2018-2020 Odyssey, 2019 Insight, and 2019-2020 Acura RDX vehicles. A manufacturing issue with the front seat belts may cause the seat belt buckle channel to interfere with the release button, preventing the seat belt buckle from latching.

Safety Consequence: An unlatched seat belt cannot properly restrain the seat occupant during a crash, increasing their risk of injury.
Manufacturer Remedy: Dealers will replace the driver and front passenger seat belt buckle release buttons or the buckle assemblies as necessary, free of charge. Owner notification letters were mailed April 18, 2023. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are NDA, QDB, BDC, MDD, LD9. TDF, FDG, ODH, YDI, ZDE.
NHTSA Campaign #23V431000Reported: 15/06/2023

BACK OVER PREVENTION:DISPLAY FUNCTION

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2023 Odyssey, 2019-2022 Pilot, and 2019-2023 Passport vehicles. Due to a faulty Media Oriented Systems Transport (MOST) communication coaxial cable connector, the rearview camera image may not appear on the display. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Safety Consequence: A rearview camera that does not display an image can reduce the driver's rear view, increasing the risk of a crash or injury.
Manufacturer Remedy: Dealers will replace the MOST cable harness and install a straightening cover over the vehicle cable connector, free of charge. Owner notification letters were mailed July 24, 2023. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are EEL, ZEM, and SFC.
NHTSA Campaign #23V751000Reported: 13/11/2023

ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

Summary: Honda (American Honda Motor Co.) is recalling certain 2015-2020 Acura TLX, 2016-2020 Acura MDX, 2016 and 2018-2019 Pilot, 2017 and 2019 Ridgeline, and 2018-2019 Odyssey vehicles. Due to a manufacturing error, the connecting rod bearing in the engine may wear and seize, damaging the engine.

Safety Consequence: A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or injury.
Manufacturer Remedy: Dealers will inspect and repair, or replace the engine as necessary, free of charge. Owner letters were mailed March 28, 2024. 2016-2017 Acura MDX owner letters were mailed November 1, 2024. 2016-2020 Acura MDX owner letters are expected to be mailed in mid-December 2024. Honda began mailing owner notification letters as of March 18, 2024. 2015-2016 Acura owner letters are expected to be mailed mid-December 2024, 2018 Acura TLX owner letters are expected to be mailed the end of March/early April 2024, 2019 Acura TLX owner letters are expected to be mailed mid-May 2024, 2020 Acura TLX owner letters are expected to be mailed mid-June 2024, and 2016-2020 Acura MDX owner letters are expected to be mailed January 27, 2025. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for these recalls are XG1 and GG0.
NHTSA Campaign #23V858000Reported: 18/12/2023

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary: Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV, Fit, and 2015-2020 Honda Accord Hybrid, Pilot, Acura NSX vehicles. The fuel pump inside the fuel tank may fail.

Safety Consequence: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Manufacturer Remedy: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are KGC and KGD. This recall is an expansion of NHTSA recall numbers 21V-215 and 20V-314.
NHTSA Campaign #26V227000Reported: 09/04/2026

AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE:SOFTWARE

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2022 Odyssey vehicles. A software programming error can cause the side and side curtain air bags to deploy unexpectedly.

Safety Consequence: Air bags that deploy unexpectedly can increase the risk of injury.
Manufacturer Remedy: Dealers will reprogram the supplemental restraint system (SRS) electronic control unit (ECU) software or replace the ECU, as necessary, free of charge. Owner notification letters were mailed May 27, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's number for this recall is UNW. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov beginning April 16, 2026. The information in your report suggests that Honda (American Honda Motor Co.) may have been aware of this issue more than five business days before filing a report with NHTSA. Please be reminded that under Federal law, this agency is to be notified of all safety defect and/or noncompliance decisions within five business days. 49 CFR 573.6 Significant civil penalties can be assessed for this violation.
NHTSA Campaign #26V332000Reported: 21/05/2026

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022 CR-V, 2017-2018, 2021 Civic Type R, 2017-2021 Civic hatchback, 2016-2020 Civic coupe, 2016-2022 Civic, 2017-2022 Accord Hybrid, and 2016-2022 Accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.

Safety Consequence: Air bags that deploy unintentionally during a crash increase the risk of injury.
Manufacturer Remedy: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are BOL, WO9, OOA, WOM, XOH, NOC, POD, BOE, UOF, POB, EOG, AOI, QO8, TOJ, DO7, and SOK. This recall expands previous NHTSA recall number 24V064. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 29, 2026.
NHTSA Campaign #26V423000Reported: 01/07/2026

BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Summary: Honda (American Honda Motor Co.) is recalling certain 2018-2020 Odyssey vehicles. Water may enter into the rearview camera, which can cause the rearview camera image to fail to display when the vehicle is in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Safety Consequence: A rearview image that does not display reduces the driver's view behind the vehicle, increasing the risk of a crash.
Manufacturer Remedy: Dealers will replace the rearview camera, free of charge. Owner notification letters are expected to be mailed August 24, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's number for this recall is HOX. This recall expands previous NHTSA recall number 20V438. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov beginning July 9, 2026.
Repair & Diagnostic Tools

Tools for Diagnosing the 2018 Honda Odyssey

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Pre-Purchase Inspection Checklist for 2018 Honda Odyssey

Before purchasing a used 2018 Honda Odyssey, perform the following targeted inspections based on reported federal defect patterns:

1. Cold Start & Idle Diagnostics

Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).

2. Transmission Shift Quality Audit

Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.

3. Federal Recall Completion Check

Verify that all 16 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.

4. Electrical & Infotainment Drain Check

Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.

Frequently Answered Questions

Defect & Reliability Q&A: 2018 Honda Odyssey

Is the 2018 Honda Odyssey a reliable used car?

The 2018 Honda Odyssey earns a 3.6/10 MazicBay Reliability Index based on 962 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.

What is the most frequent defect reported on the 2018 Honda Odyssey?

The leading complaint category is Electrical Parasitic Drain, Infotainment & Harness Reports, with a median failure point around 39,827 miles (IQR: 9,18390,000 mi).

Are there free recall repairs available for the 2018 Honda Odyssey?

Yes, the NHTSA records 16 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.

2018 Honda Odyssey Owner Maintenance & Equipment CenterVerified battery BCI group sizes, oil sump capacities, and tested scan tools.
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