P0299 on Honda Cr-V
Turbocharger/Supercharger A Underboost Condition
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Honda Cr-V context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0299.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
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.
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."
"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."
"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."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Honda Cr-V
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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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.