Map Notes for GT-R TCM

Owned by Will Trang
Last updated: Jun 02, 2023 by Brandyn Mowat
2 min read



Map Notes GT-R TCM



Vehicle Info (TCM Type):

1st Gen TCM2nd Gen TCM
  • LC4: KB51A
  • LC4: KB51B
  • LC5: KJ10A
  • LC5: KJ10B
  • LC5: 38B0A
  • LC5: 38B0B
  • G2-LC1: 62B1A
  • G2-LC1: 62B1B
  • G2-LC2: 89S0B
  • G2-LC3: 80B0A
  • G2-LC3: 80B0B
  • G2-LC4: 6AV0A

COBB GT-R Transmission Calibrations are covered under CARB EO D-660-133

For more information on CARB Exemption Orders for this vehicle as well as the actual letter check out our page CARB EO numbers for COBB Nissan Products


Map Information (LC4):

  • Stock Style LC4 v101.ptm
    • Stock TCM calibration

  • VDC OFF Stock Style LC4 v101.ptm
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode

  • VDC OFF Stock Style LC4 COBB Optimized Shifting v100.ptm
    • Shift schedule modified for more aggressive up and down shift points in normal automatic mode
    • Adjusted target line pressure for more direct shift feel
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode



Map Information (LC5):

  • Stock Style LC5 v101.ptm
    • Stock TCM calibration


  • Stock Style LC5 (MY13 or USDM14) v103.ptm
    • Stock TCM calibration
    • MY13 or USDM14 update applied from 38B0B


  • VDC OFF Stock Style LC5 v102.ptm
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode


  • VDC OFF Stock Style LC5 (MY13 or USDM14) v103.ptm
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode
    • MY13 or USDM14 update applied from 38B0B

  • VDC OFF Stock Style LC5 COBB Optimized Shifting v100.ptm
    • Shift schedule modified for more aggressive up and down shift points in normal automatic mode
    • Adjusted target line pressure for more direct shift feel
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode



Map Information (G2-LC1) (G2-LC2) (G2-LC3) and (G2-LC4):

  • Stock Style G2-LC1/2/3/4 v101.ptm
    • Stock TCM calibration


  • VDC OFF Stock Style G2-LC1/2/3/4 v101.ptm
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode


  • VDC OFF Stock Style G2-LC1/2/3/4 COBB Optimized Shifting v100.ptm
    • Shift schedule modified for more aggressive up and down shift points in normal automatic mode
    • Adjusted target line pressure for more direct shift feel
    • Raised consecutive launch limit
    • Launch with VDC Off
    • Launch in R or Normal Mode


Additional Notes:

  • It is recommended to perform a "gear learning" procedure anytime the LC strategy is changed. On the AP menu go to Troubleshooting>TCM Service>Clutch Gear Learn.

Map Revision Notes:

  • V103
    • Optimized Shift Maps improved 1-2 shift for better driveability.
  •  V103
    • Added LC5 – 38B0A & 38B0B support and from WM13 GT-Rs.
    • Added 38B0B updates to KJ10A and KJ10B map support for stock and VDC off style maps.
  • V102
    • Updated VDC Off map description to state CBA support for LC.
    • 80B0A Stock Style G2-LC3 removed speed limiter. 
    • 80B0A VDC Off Stock Style G2-LC3 removed speed limiter. 
  • V101
    • VDC Off map support (VDC Off Map)
    • Consecutive Launch Limiter raised from 4 to 12 (VDC Off Map)
    • Launch in R or Normal Mode enabled (VDC Off Map)
    • 80B0A VDC Off G2-LC3 optimized shifting removed speed limiter. 
  • V100
    • Original release calibration
    • G2-LC1/2/3/4 COBB optimized shifting maps added



Copyright 2024 © COBB Tuning Products LLC. All Rights Reserved. | www.cobbtuning.com