P1440 on HONDA CIVIC — Purge Valve Stuck Open

Q: "What does P1440 mean on a HONDA CIVIC?"

"P1440 indicates: Purge Valve Stuck Open. This is a manufacturer-specific powertrain code. 2 HONDA CIVIC owners have reported this to NHTSA."

Q: "What are the most common causes of P1440 on HONDA CIVIC?"

"Based on 2 NHTSA reports, the most commonly cited components are: Electrical System,Unknown Or Other, Power Train,Service Brakes,Engine. These percentages are based on the component field in owner complaints."

Q: "Is P1440 serious on my HONDA CIVIC?"

"Of 2 NHTSA reports for this code on HONDA CIVIC, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic."

Q: "What should I do if my HONDA CIVIC shows P1440?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P1440 Means on Your HONDA CIVIC

P1440 is a diagnostic trouble code indicating: Purge Valve Stuck Open. This code relates to the manufacturer-specific powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

2 HONDA CIVIC owners have reported this issue to NHTSA across model years 2012-2015. Most reports come from the 2012, 2015 model years. The most commonly reported component is Electrical System,Unknown Or Other (50.0% of reports).

Real HONDA CIVIC Owner Reports

Source: NHTSA Complaints Database

"https://electricvehicleforums.com/forums/honda-civic-hybrid-12/civic-hybrid-ima-failure-bad-power-inverter-32102/index6.html On this link, there is a form of several other individuals experiencing the same issue that I experienced with this vehicle."

— 2012 HONDA CIVIC owner · ELECTRICAL SYSTEM,UNKNOWN OR OTHER · Filed 05/19/2023

"The contact owns a 2015 Honda Civic. The contact stated that while driving at an undisclosed speed, the accelerator pedal and brake pedal felt stiff and the vehicle had jolted while depressing the brake pedal before losing automotive power."

— 2015 HONDA CIVIC owner · POWER TRAIN,SERVICE BRAKES,ENGINE · Filed 10/15/2024

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

1

'12

1

'15

Common Causes on HONDA CIVIC

Based on NHTSA complaint component analysis for this vehicle.

ELECTRICAL SYSTEM,UNKNOWN or OTHER 50%

POWER TRAIN,SERVICE BRAKES,ENGINE 50%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P1440 mean on a HONDA CIVIC? ▾

P1440 indicates: Purge Valve Stuck Open. This is a manufacturer-specific powertrain code. 2 HONDA CIVIC owners have reported this to NHTSA.

What are the most common causes of P1440 on HONDA CIVIC? ▾

Based on 2 NHTSA reports, the most commonly cited components are: Electrical System,Unknown Or Other, Power Train,Service Brakes,Engine. These percentages are based on the component field in owner complaints.

Is P1440 serious on my HONDA CIVIC? ▾

Of 2 NHTSA reports for this code on HONDA CIVIC, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my HONDA CIVIC shows P1440? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.

P1440 on Other Vehicles

→ All codes reported on HONDA CIVIC