P0303 on HONDA FIT
What P0303 Means on Your HONDA FIT
Real HONDA FIT Owner Reports (Source: NHTSA Complaints Database)
"Before I parked, all was fine and the car felt safe, two hours later, I start the car and it has four warning lights on. Now I don't have Hill Start Assist and the car feels like it might 'go out' on me, I think something will keep it from running soon."
"P0303 misfire cylinder 4; checked live data, all cylinders misfiring. recommended to replace all fuel injectors and fuel pipe due to "known issues with direct fuel injectors" as stated by honda dealership. car idles roughly."
"After parking and returning to vehicle, on start up, multiple check engine lights went off. code was read as p0303 engine cylinder 3 misfire. car ~8000 miles, on taking to dealership was told extreme carbon buildup had caused misfires. car was returned, functioned for a month."
"Tl* the contact owns a 2018 honda fit. while attempting to drive the vehicle, the anti-lock brake, tire pressure monitoring system, hill access, lane departure, brake assist crash, and power steering warning indicators illuminated."
"My Fit was purchased in May of 2019. On October 2022, all warning lights (tpms, check engine, lane assist, etc) suddenly turned on when the vehicle was turned 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 P0303 on HONDA FIT
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.