P0299 on HONDA CR-V — Turbocharger/Supercharger A Underboost Condition

Q: "What does P0299 mean on a HONDA CR-V?"

"P0299 indicates: Turbocharger/Supercharger A Underboost Condition. This is a fuel injection code. 3 HONDA CR-V owners have reported this to NHTSA."

Q: "What are the most common causes of P0299 on HONDA CR-V?"

"Based on 3 NHTSA reports, the most commonly cited components are: Service Brakes,Engine,Fuel/Propulsion System, Unknown Or Other, Engine And Engine Cooling. These percentages are based on the component field in owner complaints."

Q: "Is P0299 serious on my HONDA CR-V?"

"Of 3 NHTSA reports for this code on HONDA CR-V, 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 CR-V shows P0299?"

"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 P0299 Means on Your HONDA CR-V

P0299 is a diagnostic trouble code indicating: Turbocharger/Supercharger A Underboost Condition. This code relates to the fuel injection system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

3 HONDA CR-V owners have reported this issue to NHTSA across model years 2017-2018. Most reports come from the 2018, 2017 model years.

Real HONDA CR-V Owner Reports

Source: NHTSA Complaints Database

"The engine failed and I was stranded 60 miles from home.all the dash lights were blinking and I couldn’t get the parking brake to unlock . It is available for inspection . I was stranded at a service station with another senior citizen for three hours in 100 degree plus weather."

— 2017 HONDA CR-V owner · SERVICE BRAKES,ENGINE,FUEL/PROPULSION SYSTEM · Filed 08/17/2023

"I am writing to report a safety-related defect in my 2018 Honda CRV. My car started smoking, all dashboard lights flashing, slow acceleration. Took it to a Honda repair shop and gave codes for turbo failure. I have googled and see that this make and model has this issue."

— 2018 HONDA CR-V owner · UNKNOWN OR OTHER · Filed 09/03/2025

"The contact owns a 2018 Honda CR-V. The contact stated that the vehicle was experiencing a software glitch. There were no warning lights illuminated. The vehicle was taken to the local dealer where it was diagnosed that there was sludge in the engine and the engine and turbo needed to be replaced."

— 2018 HONDA CR-V owner · ENGINE AND ENGINE COOLING · Filed 02/19/2022

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

📊 Complaint Trend by Model Year

1

'17

2

'18

Common Causes on HONDA CR-V

Based on NHTSA complaint component analysis for this vehicle.

SERVICE BRAKES,ENGINE,FUEL/PROPULSION SYSTEM 33.3%

UNKNOWN or OTHER 33.3%

ENGINE and ENGINE COOLING 33.3%

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 P0299 mean on a HONDA CR-V? ▾

P0299 indicates: Turbocharger/Supercharger A Underboost Condition. This is a fuel injection code. 3 HONDA CR-V owners have reported this to NHTSA.

What are the most common causes of P0299 on HONDA CR-V? ▾

Based on 3 NHTSA reports, the most commonly cited components are: Service Brakes,Engine,Fuel/Propulsion System, Unknown Or Other, Engine And Engine Cooling. These percentages are based on the component field in owner complaints.

Is P0299 serious on my HONDA CR-V? ▾

Of 3 NHTSA reports for this code on HONDA CR-V, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my HONDA CR-V shows P0299? ▾

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.