Research and Development

B-Spec Tune Release Notes:

10/12/2018 – B-Spec V2.1

• Sport Plus
  • Improved Torque Load Management
  • Smoothed Electronic Throttle Duty Cycle Curve
  • Lower WOT Threshold
• 93 AKI Octane+ / E30 to E85 Knock Adaptions Optimization (High Octane Map)
  • Reduce Knock Adaptions while keeping primary knock sensors active
  • LTFT rf threshold reduction
  • Must meet high quality fuel ratings in order to run this version
  • 93 (US AKI) or 98 (EU RON) Octane or E30 to E85

7/10/2018 – B-Spec V2  

• Quiet Start 
• Disable ASC (Automatic Stability Control) for MK20/MK60 BETA

6/4/2018 – B-Spec V2  

• Ignition Based Cutoff Feature BETA 
  • • Ignition Based Cutoff  (New Feature)
    • Ignition/ 2 Stage Fuel Cutoff (Stock – Recommended)
• Sport Aux Fan Curve Feature
• Sport DSC Tune for MK20 Only –  MY2001-MY2003 BETA
  • Torque Intervention Reduction
  • Minimum Torque Intervention

5/7/2018 – B-Spec V2  

• E85 Flex Fuel Kit Compatibility

2/22/2018 – B-Spec V2  

• Raised Limiter 8200 RPM
• Raised Idle for NVH

1/9/2018 – B-Spec V2  

• Launch Control for 6MT

12/17/2017 – B-Spec V2  

• B-Spec Base Tune Major Update – (Fueling and Timing Optimization)
• Valet mode
• Sport enhanced mode

3/24/2017 – B-Spec V1  

• B-Spec V1 Released
• Disable cat efficiency dtcs (catless only)
• Disable secondary air pump cold start program (catless only)
• Disable secondary air pump removal dtcs (catless only)
• Disable csl intake flap dtcs
• Disable rear o2 dtcs (catless only)
• 155 mph limiter removal
• 6mt shift lights
• Ews delete + ews tampering dtc delete
• Disable cat protection (catless only)
• Disable egt monitoring (catless only)
• Disable ‘105’ dtc for motorsport thermostat
• Memory sport mode
• Smg final drive swap
• Smg inertia update
• Csl smg shifting / rev matching
• Dyno mode (not compatible with launch control)
• Csl warm up light re-calibration

2/22/2017 – B-Spec V1 Beta

• Backfire feature via ECUWorx

1/19/2017 – BuildJournal Tuning Labs

• Tuning Labs Launch

Current Status:

In Beta Testing:

• BSpec V2.1 BETA
  • Smoothed out Torque Full Load Filter
  • Earlier Full Load WOT Map Switchover
  • Smoothed out Electronic Throttle Duty Cycle
  • Increased consistency and predictability for throttle response
• Start Up Mode
  • Quiet Startup (May have issues in colder climates)
  • Stock Startup (Recommended)
  • E85 Flex Fuel Kit Startup (Aids Startups in colder climates)

• Disable Automatic Stability Control (ASC)
  • Keep ABS and DSC Active but disable ASC

• DSC Tune V2 for MK20
  • Revision to make DSC intervention smoother
• Idle Mode
  • Quiet Idle
  • Raised Idle (NVH Poly/Solid Motor Mounts)