Free used car buyer guide / Tenth generation / 2018-2022
Honda Accord common problems and best years
By BYBA Research - how we score cars
Updated 2026-06-12
BYBA Buy Score
5.9/10
1 walk-away risk, 6 serious faults, 1 minor fault documented for this generation, weighted by severity and repair cost. Biggest factor: 1.5t head-gasket coolant intrusion. Score methodology.
The 2018-2022 Accord is brilliant to drive for the money, but the 1.5T makes this generation much riskier than the badge suggests. The expensive traps are 1.5T head-gasket/coolant intrusion, injector-rich misfires, Denso fuel-pump recalls, 2018-2020 BCM software disruption, 2022 VSA modulator recall, and neglected CVT fluid. The safest buy is a 2020-2022 Hybrid or 2.0T with recall work complete, clean coolant level, and no modified powertrain parts. Owners of 1.5T cars should track coolant and misfire history closely because resale buyers now know this engine story.
Faults covered
8
Highest risk
1.5T head-gasket coolant
Best years
2020-2022
Best buys
- 2020-2022 Accord Hybrid with closed fuel-pump/OCS recalls, clean brake/VSA scan, and stable coolant.
- 2019-2022 2.0T with stock ECU, 10-speed fluid history, and no fuel-pump recall open.
- Late 2021-2022 1.5T only if coolant, injectors, plugs, and oil history are clean.
Inspect hard
- 2018-2020 1.5T: coolant loss, cylinder misfire, fuel-rich codes, fuel in oil, and head-gasket invoices.
- 2018-2020 cars: BCM software campaign status for wipers, camera, lights, locks, and defroster disruption.
- 2022 Accord/Hybrid: brake-hold VSA modulator recall 23V430.
Avoid
- 1.5T with repeated P030X/P0172, low coolant, or bubbles in coolant reservoir.
- Modified 2.0T or 1.5T with no tune disclosure.
- Any Accord with open fuel-pump recall and stall/no-start history.
Next checks
Before you contact the seller
Check the car's history first. Then bring the right tools if it still looks worth viewing.
Primary next step
Check history, title, and recall status
The faults above matter more if the car also has accident history, finance flags, missing service records, or open safety recalls.
Viewing kit
Bring the right tools
Four cheap tools catch most of the faults on this page at a Honda Accord viewing.
Printable workflow
Take the inspection pack
The PDF is the ordered checklist for the viewing: documents, walk-around, test drive, and scan.
Open PDF optionSome links here are partner links. If you buy through one, BYBA earns a commission. The price you pay does not change. How we make money.
Engines and trims
Which Honda Accord should you buy?
On most used cars, the engine and trim choice changes the risk more than the mileage does. Narrow this down before you start viewing cars.
1.5L L15BE turbo with CVT
2018-2022
HIGHEST RISK
This is the Accord engine that creates the most customer-pay pain. It can be efficient and pleasant, but coolant loss, head-gasket failure, rich misfires, injectors, and CVT neglect all cluster here. Buy only with evidence, not optimism.
2.0L K20C4 turbo with 10-speed
2018-2022
BEST ENTHUSIAST BUY
The 2.0T is stronger and more desirable than the 1.5T, but it attracts tuning and hard driving. The inspection is about stock ECU, fluid service, turbo behaviour, mounts, and cooling rather than a known head-gasket cloud.
2.0L i-MMD hybrid
2018-2022
BEST OVERALL
The hybrid is the Accord most buyers should want. It avoids the CVT belt unit and 1.5T concerns, delivers excellent economy, and usually has lower abuse risk. Recalls, brake/VSA scan, and hybrid battery cooling remain important.
6-speed manual 1.5T/2.0T
2018-2020 selected trims
BUY STOCK
Manuals are rare and desirable. They avoid CVT replacement fear but expose clutch, synchro and tune risk. A clean 2.0T manual is special; a modified one needs Honda-specialist inspection.
Year notes
Year-by-year buyer advice
Use this to narrow the search before you spend time travelling to view a car.
2018
Tenth-gen launch with 1.5T, 2.0T, hybrid, new 10-speed/CVT choices; backup camera, fuel pump, seat belt, and BCM recalls affect the year.
Buyer: The 2018 1.5T is the one to inspect hardest. Prefer hybrid or 2.0T unless the 1.5T has exceptional records.
Owner: Keep every recall and engine invoice. Launch-year Accord buyers now ask pointed questions.
2019
Production matures, but fuel-pump and seat-belt recalls remain; 1.5T complaint pattern continues.
Buyer: A 2019 hybrid is strong value. A 1.5T needs coolant, injector and misfire checks before price discussion.
Owner: Finish pump and seat-belt recalls before symptoms or sale.
2020
BCM software recall still applies to 2018-2020 Accord/Hybrid, and 2.0T manual exits after this period.
Buyer: Check BCM campaign status and infotainment/body electronics. For manuals, inspect clutch and tune evidence.
Owner: If wipers, camera, locks or lights behave oddly, verify BCM software before replacing random parts.
2021
Refresh year with styling/feature updates; rear retractor and occupant sensor recall exposure on selected cars.
Buyer: A 2021 Hybrid is the sweet spot. A 1.5T still needs coolant and scan proof because age is catching up.
Owner: Preserve hybrid and recall paperwork; late tenth-gen value depends on documentation.
2022
Final tenth-gen year; selected Accords enter VSA modulator recall 23V430 and OCS recall 24V064.
Buyer: A clean 2022 is desirable, but do not skip brake-hold/VSA and seat sensor recall checks.
Owner: Close the VSA campaign before selling because brake-hold movement scares buyers.
Common problems
Faults to check before buying
What fails, what it looks like, what it costs, and the quick checks you can do at the viewing - ranked by how badly each one can hurt you.
Fault 1
1.5T head-gasket coolant intrusion
Affects
2018-2022 Accord 1.5T, strongest reports on 2018-2020 but not limited to them.
Symptoms
P030X, rough cold start, low coolant, white exhaust, bubbles in coolant, overheating, fouled plugs.
Typical repair cost
EUR 2,500-6,000 head gasket; EUR 5,000-10,000+ engine.
Codes / scan clues
P0300-P0304, P0172 possible.
Root cause: Combustion leakage at head gasket, often seen after misfire/rich-running or cooling stress history.
Quick check
- Cold coolant level.
- Scan history codes.
- Pressure/combustion gas test if low coolant.
- Avoid tuned or overheated cars.
Buyer note
Low coolant plus misfire on a 1.5T Accord is enough to stop the purchase.
Owner note
Do not keep driving through repeated misfires; early diagnosis is cheaper than overheating damage.
Fault 2
1.5T injector rich misfire
Affects
2018-2022 Accord 1.5T; Honda AHM referenced 2019-2022 Accord 1.5T with P030X/P0172.
Symptoms
MIL, P0172, P030X, plug fouling, limp mode, rough idle.
Typical repair cost
EUR 900-2,000 injector kit/plugs.
Codes / scan clues
P0172, P0300-P0304.
Root cause: Fuel injector flow restriction or mixture error creates rich running and misfire.
Quick check
- Scan history.
- Inspect plugs.
- Ask for injector-kit invoice.
- Check if head gasket was also diagnosed.
Buyer note
Injector work alone is not enough if coolant is disappearing.
Owner note
Keep injector receipts because they help separate a solved misfire from a developing head-gasket case.
Fault 3
Denso low-pressure fuel pump stall recalls
Affects
2018-2022 Accord/Hybrid depending VIN under 20V314, 21V215, 23V858.
Symptoms
Stall, no-start, hesitation, long crank, fuel-pump recall notice.
Typical repair cost
EUR 0 recall; EUR 500-1,000 pump module.
Codes / scan clues
Fuel pressure, lean, or misfire codes.
Root cause: Low-pressure pump impeller can deform and seize.
Quick check
- Run VIN.
- Confirm pump replacement.
- Hot restart.
- Scan fuel-pressure history.
Buyer note
A repaired recall is fine; an open recall with stalling history is not.
Owner note
Complete pump work before it strands the car.
Fault 4
2018-2020 BCM software disruption
Affects
2018-2020 Accord Sedan/Hybrid under 20V771.
Symptoms
Wipers, defroster, camera, exterior lights, audible warnings, locks or windows malfunction.
Typical repair cost
EUR 0 recall; EUR 150-900 diagnosis/module work if misdiagnosed.
Codes / scan clues
BCM/network communication codes.
Root cause: BCM software communication error disrupts multiple body systems.
Quick check
- Run VIN for 20V771.
- Test camera, lights, wipers, locks, windows.
- Scan BCM.
- Review software update invoice.
Buyer note
Multiple body faults on an Accord may be campaign software, but do not buy until confirmed.
Owner note
Mention the recall before paying for separate wiper/camera diagnosis.
Fault 5
2022 VSA modulator brake-hold recall
Affects
Certain 2022 Accord and Accord Hybrid under 23V430.
Symptoms
Brake hold releases/creeps, increased pedal travel, brake warning.
Typical repair cost
EUR 0 recall; EUR 1,000-2,500 VSA modulator.
Codes / scan clues
ABS/VSA codes.
Root cause: VSA modulator ball valve may leak brake fluid internally.
Quick check
- Run VIN for 23V430.
- Test brake hold.
- Scan ABS/VSA.
- Check brake fluid.
Buyer note
Brake-hold complaints need campaign closure before purchase.
Owner note
Keep the VSA repair order with the car's safety records.
Fault 6
CVT judder or fluid neglect
Affects
2018-2022 Accord 1.5T CVT.
Symptoms
Delayed engagement, shudder, flare, whine, rubber-band surge beyond normal.
Typical repair cost
EUR 150-300 fluid; EUR 4,000-7,000 CVT replacement.
Codes / scan clues
P0700 plus Honda CVT pressure/ratio codes.
Root cause: Belt/pulley CVT depends on correct fluid and heat control; torque/tunes accelerate wear.
Quick check
- Cold D/R engagement.
- Light-throttle acceleration.
- Confirm HCF-2 fluid.
- Avoid tuned CVT cars.
Buyer note
A 1.5T CVT Accord with no fluid records is not a premium used Honda.
Owner note
Service the CVT early; fluid is cheaper than a replacement unit.
Fault 7
Front seat belt buckle recall
Affects
2018-2019 Accord/Accord Hybrid under 23V158.
Symptoms
Buckle will not latch, release button interference, recall notice.
Typical repair cost
EUR 0 recall; EUR 250-700 buckle assembly.
Codes / scan clues
Seat-belt/SRS codes possible.
Root cause: Buckle channel manufacturing issue can interfere with release button.
Quick check
- Run VIN.
- Latch both front belts repeatedly.
- Check SRS lamp.
- Confirm recall invoice.
Buyer note
A family sedan with an open belt recall should be fixed before handover.
Owner note
Do the recall even if the buckle feels normal today.
Fault 8
2.0T tune, turbo and 10-speed abuse
Affects
2018-2022 Accord 2.0T, especially Sport/Touring and manuals.
Symptoms
Boost spikes, clutch slip, harsh 10-speed shifts, mount clunk, coolant/oil leaks, non-stock ECU.
Typical repair cost
EUR 1,000-2,500 clutch/turbo peripherals; EUR 4,000+ drivetrain repairs.
Codes / scan clues
Overboost, misfire, knock, transmission codes possible.
Root cause: K20C4 handles power well, but tuning and hard launches move stress to turbo, mounts, clutch and transmission.
Quick check
- Check ECU/tune hardware.
- Inspect intercooler/intake/downpipe.
- Cold and hot shift test.
- Look for tyre/brake abuse.
Buyer note
A stock 2.0T is the one to chase. A modified one needs receipts and a specialist scan.
Owner note
Keep fluid intervals short and be honest about modifications when selling.
Inspection pack
Printable checklist for the viewing
The free page helps you decide whether the car is worth seeing. The paid guide is the ordered, printable checklist you use at the car.
- Recall printout for pump, BCM, belts, OCS and VSA.
- Coolant/injector/head-gasket records for 1.5T.
- CVT/10-speed/manual clutch service records.
- Check coolant cold.
- Inspect tyre/brake wear for modified use.
- Smell fuel after hot restart.
- Test camera, wipers, defroster, lights, windows, locks.
- Check SRS and ABS/VSA warnings.
- Run heat and A/C.
- Cold start 1.5T for misfire.
- CVT or 10-speed shift test.
- Brake-hold test on 2022.
- Read engine misfire/fuel trim, ABS/VSA, BCM and transmission history.
Bottom line
Buy: The Hybrid is the best tenth-gen Accord for most buyers, followed by a stock 2.0T with service history. A 1.5T is acceptable only after coolant, injector, misfire and CVT checks are clean.
Avoid: Avoid low-coolant 1.5T cars, open fuel-pump recall cars with symptoms, and modified 2.0T examples where the powertrain story is vague.
Quick answers
Honda Accord buyer questions
The short versions of what this page answers in full.
What are the most common Honda Accord 2018-2022 problems?
The highest-impact documented faults are: 1.5T head-gasket coolant intrusion; 1.5T injector rich misfire; Denso low-pressure fuel pump stall recalls. This guide covers 8 faults in total, each with symptoms, typical repair costs, and checks you can do at a viewing.
Which Honda Accord years are the best to buy?
2020-2022 stand out in this generation. The Hybrid is the best tenth-gen Accord for most buyers, followed by a stock 2.0T with service history. A 1.5T is acceptable only after coolant, injector, misfire and CVT checks are clean.
Which Honda Accord should I avoid?
Avoid low-coolant 1.5T cars, open fuel-pump recall cars with symptoms, and modified 2.0T examples where the powertrain story is vague.
Is the Honda Accord 2018-2022 a reliable used buy?
BYBA scores it 5.9/10 (cautious buy). 1 walk-away risk, 6 serious faults, 1 minor fault documented for this generation, weighted by severity and repair cost. Biggest factor: 1.5t head-gasket coolant intrusion.
Get updates when this guide changes
Recalls get added, repair costs shift, and new fault patterns show up in the data. Leave an email and we'll tell you when the Honda Accord guide gets a meaningful revision. Nothing else, no selling your address.
Research basis
- api.nhtsa.gov: recallsByVehicle
- api.nhtsa.gov: recallsByVehicle
- api.nhtsa.gov: recallsByVehicle
- static.nhtsa.gov: MC-10215487-0001.pdf
- static.nhtsa.gov: MC-10208198-0001.pdf
- static.nhtsa.gov: RCSB-23V430-8745.PDF
- carcomplaints.com: blown_head_gasket.shtml
- honda-tech.com: 2018-blown-head-gasket-3367690
- Center for Auto Safety 2018 Accord complaints
- NHTSA 23V858 owner letter
- Honda OEMDTC Accord fuel pump
- NHTSA recall lookup
- NHTSA 23V430 recall report
- Honda Accord owner maintenance resources
- RepairPal Accord estimator
- DriveAccord CVT discussions
- NHTSA 2019 Accord recalls API
- CarComplaints Accord recalls
- Honda owner maintenance resources