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2020 Honda Civic Si 1.5L Hesitation, Surge, MIL Lamp on
The repair history preety much sums up all I know at this time I suspect a possible plugged cat but don't have tools to chek backpressure any suggestions appreciated.
FIX posted 7/30/2025
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Message Closed w/FIX
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Related Documents & Media | VIN | 2HGFC3A56L |
| Engine | 1.5 L / 4 cyl / GAS |
| Trans | 6-speed Standard |
| Delivery | Fuel Injection / direct injection turbocharged |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Surge, MIL Lamp On |
| Occurs | Hot, on Accel |
| Misc. | P0299 |
Trouble Codes
| P0299 | Turbocharger Underboost Problem |
Message Closed w/FIX
Vehicle Data
2020 Honda Civic Si
| VIN | 2HGFC3A56L |
| Engine | 1.5 L / 4 cyl / GAS |
| Trans | 6-speed Standard |
| Delivery | Fuel Injection / direct injection turbocharged |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Surge, MIL Lamp On |
| Occurs | Hot, on Accel |
| Misc. | P0299 |
Trouble Codes
| P0299 | Turbocharger Underboost Problem |
Video