Description
Unlock supported tuning and monitoring capabilities for your Honda Civic Si with the COBB Accessport V3, designed for compatible 2017–2020 Civic Si FC1/FC3 applications. Manufactured by COBB Tuning, this handheld ECU tuning device provides an interface for accessing supported performance calibrations and monitoring selected vehicle parameters.
The Accessport V3 features a full-color, high-resolution display that makes navigating available maps and viewing engine data convenient. Its customizable gauge layouts allow drivers to monitor supported parameters in real time, making it a useful tool for enthusiasts modifying their Civic Si for street or performance use.
Key Features
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COBB Accessport V3 ECU tuning and monitoring device
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Designed for compatible Honda Civic Si FC1/FC3 applications
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Supports compatible OTS maps and custom tuning where available
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Full-color, high-resolution display
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Real-time monitoring of supported vehicle parameters
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Up to six customizable gauges
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Customizable gauge layouts
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On-device map selection and descriptions
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Integrated on/off switch
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Light-sensing automatic display dimmer
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Diagnostic code reading and troubleshooting support
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Manufactured by COBB Tuning
Fitment
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2017–2020 Honda Civic Si FC1/FC3
Compatibility Note: Confirm the exact model year, body style, engine, ECU software, regional specification, and Accessport part number with COBB Tuning before ordering. Available tuning support and maps may vary by configuration.
Important Tuning Compatibility & Disclaimers
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Use only calibrations intended for your exact vehicle configuration and fuel type.
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Confirm whether the device is new or has previously been married to another vehicle; a previously married unit may require unlocking before reuse.
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ECU tuning may affect warranty coverage, emissions compliance, and vehicle reliability. Check applicable regulations before installation.
