Honda Civic2021

Known issues

• Direct injection carbon buildup on intake valves, causing rough idle and reduced fuel economy after 60,000+ miles—requires walnut shell blasting or chemical cleaning
• CVT transmission hesitation and lag on some models, particularly during acceleration from standstill
• Engine knock sensor issues causing limp mode and rough running, typically resolved by replacement
• Door handle paint peeling and chrome trim corrosion on some examples, especially in coastal areas
• Infotainment touchscreen occasional freezing or responsiveness lag requiring software update
• Premature brake pad wear in aggressive stop-start driving; front pads may wear unevenly

Good for

• Excellent fuel economy (35–50 mpg depending on driving style and engine size)
• Nimble handling and responsive steering, ideal for urban and suburban driving
• Low insurance groups and affordable spare parts from multiple suppliers
• Honda reliability pedigree and long service intervals (up to 10,000 miles for oil changes)