Verify with official recall databases, service records, a mechanic inspection, and local market data before relying on this summary.
At a glance
Fault summary
The Honda Accord is commonly reported to experience fuel mixing into the oil on the 1.5T (oil dilution), often associated with the 2018–2020 model years. It can show up as oil level reading high...
SeverityModerateDrive?Drive with cautionEvidenceSource notes available
Affected system
Engine
Severity
Moderate
Structured severity term
Urgency
Urgency not yet verified
Can I drive?
Drive with caution
Drive with caution and limit trips until it has been inspected; have it checked promptly.
Repair/cost band
$$ · Moderate
Typically a moderate repair; compare a couple of written quotes before authorizing work.
Vehicle applicability
Accord
Evidence/confidence
Source notes available
See source & evidence notes below
Short answer
The Honda Accord is commonly reported to experience fuel mixing into the oil on the 1.5T (oil dilution), often associated with the 2018–2020 model years. It can show up as oil level reading high or a fuel smell in the oil. Confirm the cause with a qualified mechanic before deciding on repairs.
SeverityModerateDrive?Drive with cautionRepairProfessional
Key takeaways
Most often discussed around the 2018–2020 model years — verify the exact build.
Watch for early signs such as oil level reading high or a fuel smell in the oil.
Drive with caution and limit trips until it has been inspected; have it checked promptly.
Have a qualified mechanic confirm the cause before any major spending.
Can I still drive with this?
Drive with caution
Drive with caution and limit trips until it has been inspected; have it checked promptly.
SeverityModerate
Moderate
What the records show for the Honda Accord
Records held for the model years this page covers — open a year to see its issue areas, official records and codes:
Record counts are not adjusted for how many vehicles were sold. They show where records exist, not how likely this fault is.
The Honda Accord is commonly reported to experience fuel mixing into the oil on the 1.5T (oil dilution), often associated with the 2018–2020 model years. It can show up as oil level reading high or a fuel smell in the oil. Confirm the cause with a qualified mechanic before deciding on repairs.
CarFaultIQ summaries are informational — always confirm with a qualified mechanic and check official recall sources for the exact vehicle.
Common symptoms
Oil level reading high or a fuel smell in the oil
Mostly noticed in cold climates and short trips
Likely causes
Fuel dilution under cold/short-trip conditions on the 1.5T
Calibration items addressed by updates in some markets
Diagnosis checks
Ask a mechanic to check oil level/smell and apply any applicable software updates and confirm the root cause before replacing parts.
Used-car buyer warning
If you're considering a used Honda Accord from around 2018–2020, ask for service records, check for oil level reading high or a fuel smell in the oil, and budget to inspect this area. Confirm there are no open recalls for the VIN.
Repair actions / cost band
$$ · Moderate
Typically a moderate repair; compare a couple of written quotes before authorizing work.
Frequently asked questions
Which years are most often mentioned for this Accord issue?
Owner discussion commonly references the 2018–2020 range, but individual vehicles vary — verify the specific VIN.
Is it safe to keep driving?
Drive with caution and limit trips until it has been inspected; have it checked promptly.
Is this expensive to fix?
It depends on the cause and severity. Typically a moderate repair; compare a couple of written quotes before authorizing work.
The Honda Accord is commonly reported to experience engine-mount vibration linked to cylinder deactivation (VCM), often associated with the 2013–2017 model years.…