P3400 on HONDA ACCORD
What P3400 Means on Your HONDA ACCORD
Real HONDA ACCORD Owner Reports (Source: NHTSA Complaints Database)
"The check engine light kept coming up with the maintenance light and the oil level kept dropping.i took it to autozone and i got these coded p3497 and p3400. i did a research myself and found out that there was a recall on this issue as stated in honda's bulletin 11-033."
"Accord v6 with variable cylinder management (vcm). at exactly 65,000 miles, in expressway rush hour traffic, immediate catastrophic power loss and check engine light comes on. tow to honda dealer. dealer receipt shows code p3400 found and dealer replaced rear oil pressure sensor."
"While driving at highway speed (55 mph) and then slowing down for traffic, the variable timing control actuator apparently stuck. the engine warning light came on followed by white smoke from the tailpipes. there was an immediate lack of power trying to accelerate again."
"Check engine light is on, car was shaking when driving. took it to the dealership and was told oil level pressure switch is bad and need to be replaced( mtc p3400),it is not covered under 5yr 60k miles powertrain warranty. it was quoted >$300 to fix the car. the car has 59k miles on."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of P3400 on HONDA ACCORD
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50-$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.