Tune, monitor, and manage your 2024+ Toyota Tacoma i-FORCE MAX Hybrid with the COBB AP3-TOY-004 Accessport V3. Designed for the hybrid Tacoma platform, this ECU and TCM tuning device provides preloaded Off The Shelf maps, real-time vehicle monitoring, transmission calibration options, calibration storage, and support for custom tuning through Accesstuner when purchased separately.
The Accessport supports Stage 0, Stage 1 87/91/93 Octane, and Performance Tow ECU maps, along with Simulated Stock, OEM+, and Sport TCM calibrations. Supported transmission maps can modify shift points, downshift scheduling, throttle response, and torque limits to provide different transmission characteristics based on the selected calibration.
COBB-supplied Stage 1 testing reports peak horsepower increases of 4.6 percent on 87 octane, 7.4 percent on 91 octane, and 10.5 percent on 93 octane compared with the tested stock configuration. Peak torque increases were reported at 2.9 percent on 87 octane, 7.3 percent on 91 octane, and 10.8 percent on 93 octane. Actual results can vary based on vehicle condition, fuel quality, environmental conditions, and testing methodology.
The Accessport V3 features a large full-color high-resolution display capable of monitoring up to six vehicle parameters simultaneously. It supports customizable multi-gauge layouts, interchangeable faceplates, in-vehicle mounting, and storage for up to 100 calibrations. Accessport Manager can also be used on a compatible PC or Mac to manage maps, download recorded datalogs, and update the Accessport.
A Gateway Bypass Harness is included for initial installation and other specific ECU communication procedures. The harness connects to the vehicle's OBD-II port, Gateway connector, and Accessport when required. It can also be used when dumping an unsupported ROM or recovering from a failed flash, but is not required for routine map changes or uninstalling the Accessport.
Key Features:
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Accessport V3: ECU and TCM tuning platform for the Toyota Tacoma i-FORCE MAX Hybrid
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ECU Flashing: Supports compatible COBB ECU calibrations
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TCM Flashing: Includes supported automatic transmission calibrations
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Stage 0 Map: Supported baseline ECU calibration
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Stage 1 Maps: Available for 87, 91, and 93 octane fuel
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Performance Tow Map: Included as a supported ECU map option
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Simulated Stock TCM Map: Stock-style Tacoma/4Runner transmission calibration
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OEM+ TCM Map: Sportier but refined transmission behavior
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Sport TCM Map: Performance-focused transmission calibration
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Real-Time Monitoring: Displays up to six vehicle parameters simultaneously
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Customizable Multi-Gauge Display: Configure the screen around preferred monitored parameters
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Calibration Storage: Stores up to 100 calibrations
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Gateway Bypass Harness Included: Supports initial installation and specific ECU communication procedures
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Accessport Manager Compatible: Manage maps, download datalogs, and update the Accessport using a compatible PC or Mac
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Accesstuner Compatible: Supports custom tuning through Accesstuner, available separately
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Interchangeable Faceplates: Allows Accessport appearance customization
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50-State Legal: Legal for emissions-controlled vehicles when used according to COBB's application guide and CARB Executive Order D-660-346
Specifications:
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Brand: COBB Tuning
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Category: Programmers and Tuners
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Product Type: ECU and TCM Tuning Device
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Device: Accessport V3
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Vehicle Platform: Toyota Tacoma
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Powertrain: i-FORCE MAX Hybrid
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Transmission: Automatic
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ECU Flashing: Yes
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TCM Flashing: Yes
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Display: Full Color High Resolution
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Real-Time Monitoring: Up to 6 Parameters
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Calibration Storage: Up to 100 Calibrations
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Accessport Manager: Compatible
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Custom Tuning Support: Accesstuner - Available Separately
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ECU Maps: Stage 0 - Stage 1 87/91/93 Octane - Performance Tow
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TCM Maps: Simulated Stock - OEM+ - Sport
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Gateway Bypass Harness: Included
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Emissions: 50-State Legal When Used per COBB Application Guide
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CARB EO: D-660-346
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Primary Part Number: AP3-TOY-004
Vehicle Fitment:
- 2024+ Toyota Tacoma i-FORCE MAX Hybrid
COBB Stage 1 Performance Data:
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87 Octane Peak Torque Increase: 2.9 percent - 416.9 ft-lb at 3210 rpm vs 405.1 ft-lb at 3110 rpm
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87 Octane Peak Horsepower Increase: 4.6 percent - 311.7 hp at 5360 rpm vs 298.1 hp at 4880 rpm
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87 Octane Average Torque: 337.5 ft-lb tuned vs 321.8 ft-lb stock
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87 Octane Average Horsepower: 253.9 hp tuned vs 241.6 hp stock
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91 Octane Peak Torque Increase: 7.3 percent - 434.8 ft-lb at 3300 rpm vs 405.1 ft-lb at 3110 rpm
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91 Octane Peak Horsepower Increase: 7.4 percent - 320.2 hp at 5040 rpm vs 298.1 hp at 4880 rpm
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91 Octane Average Torque: 350.0 ft-lb tuned vs 321.8 ft-lb stock
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91 Octane Average Horsepower: 261.1 hp tuned vs 241.6 hp stock
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93 Octane Peak Torque Increase: 10.8 percent - 448.7 ft-lb at 3270 rpm vs 405.1 ft-lb at 3110 rpm
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93 Octane Peak Horsepower Increase: 10.5 percent - 329.3 hp at 5150 rpm vs 298.1 hp at 4880 rpm
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93 Octane Average Torque: 345.6 ft-lb tuned vs 321.8 ft-lb stock
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93 Octane Average Horsepower: 263.4 hp tuned vs 241.6 hp stock
Fitment and Installation Notes:
- The included Gateway Bypass Harness is used during initial Accessport installation and certain ECU communication procedures.
- The Gateway Bypass Harness may also be required when dumping an unsupported vehicle ROM or recovering from a failed flash.
- The Gateway Bypass Harness is not required for routine map changes or Accessport uninstall procedures.
- Installation over ECU or TCU software other than OEM or COBB software may result in ECU or TCU failure.
- Use the correct COBB calibration for the vehicle, fuel octane, and installed hardware.
- Performance figures listed above are COBB-supplied test results and may vary between vehicles and operating conditions.
- 50-state emissions legality applies when used according to COBB's application guide and CARB Executive Order D-660-346.
TCM Map Details:
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Simulated Stock: Stock-style Toyota Tacoma/4Runner transmission calibration
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OEM+: Moderately increased shift points, more responsive downshift schedules, modest increases in mid-throttle requested torque, and increased torque limits
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Sport: Increased shift points, more responsive downshift schedules, more aggressive increases in mid-throttle requested torque, and increased torque limits
What's Included:
- COBB Accessport V3
- COBB Gateway Bypass Harness
- Accessport connection hardware and supplied accessories
Why Choose COBB?
COBB develops vehicle-specific tuning solutions built around the Accessport platform, combining ECU and transmission calibration, real-time monitoring, map management, datalogging support, and custom tuning capability in a single in-vehicle device. Supported OTS calibrations provide a defined tuning path while Accesstuner compatibility allows additional calibration development for supported modified applications.