COBB Accessport V3 – Nissan GT-R R35 (2008–2014) w/TCM Flashing

Unlock the full potential of your Nissan GT-R R35 with the COBB Accessport V3. This in-cabin mountable tuning solution features a large, full-colour, high-resolution screen that lets you monitor up to six parameters in real time. Fully customisable with multiple bezel colours, display layouts (race, street, or dyno gauge clusters), and mounting options. With more processing power, memory, and storage, the Accessport flashes faster while saving all your maps and logs. This is your new Accessport—and possibly the last one you’ll ever need.

⚠️ IMPORTANT WARNING!
Installation of this Accessport over anything other than OEM or COBB software may result in ECU/TCU failure. Please contact COBB Support before installation.

Why Choose the Accessport V3?
The Accessport is the world’s best-selling, most flexible, and easiest-to-use ECU and TCM upgrade solution for your Nissan GT-R. Unlock hidden power by replacing conservative factory settings with more aggressive calibrations. Follow COBB’s staged upgrade path with pre-loaded Off-The-Shelf (OTS) maps or custom tuning for any modification level.

Key Features

• Nissan GT-R Accessport V3 (AP3-NIS-006) with TCM Flashing

• Large, full-colour, high-resolution screen

• Customisable multi-gauge display

• In-vehicle mount with on/off switch

• Faster processing with increased memory and storage

• Interchangeable faceplates

Accessport V3 Functional Highlights

• Simple Installation: Everything included with intuitive instructions

• Simple Uninstall: Easily revert ECU to stock via main menu

• Trouble Codes: Read and clear codes to avoid costly dealer visits

• Change Maps: Store and switch between up to 100 maps

• Gauges: Monitor boost and other ECU data in real time

• Data Logging: Record multiple channels (up to 10 hours)

• Performance Measuring: 0–100 km/h times, 60-foot launches, ¼ mile ETs, trap speeds

• Shift Light: Set custom RPM warning lights

• AP Manager: Manage maps, download datalogs, and update via PC or Mac

Nissan GT-R Specific Features

• Adjustable Traction Control: On-the-fly adjustment (Slots 1–8)

• Adjustable Launch Control: Fine-tune factory launch RPM (AP3-NIS-006/008 Only)

• Boost Gauge Wrap Around: Display boost beyond OEM 20 PSI limit

• Boost Off The Line: Build boost for maximum launch acceleration

• Knock Indicator: View knock events on the factory display

• On-The-Fly Map Switching: Change maps instantly while driving

• Realtime Tuning: Make live tuning adjustments with the engine running

• Rolling Boost: Build boost for roll racing using cruise control

• Speed Density Tuning: MAP sensor tuning for high-power builds

• Fast ECU Flashing: Flash maps in under 40 seconds

Additional Features (AP3-NIS-006/008 Only)

• TCM Flashing: Enhance launch control, gear learning, clutch capacity

• TCM Adjustments: Adjust clutch touch points and torque capacities

• TCM Logging: Log transmission and engine data together

• TPMS Learning: Reprogram TPMS sensors (requires TPMS tool)

• Bank Air Learn: Rebalance left and right intake airflow