Nexiq Pro-Link Grahiq Allison WTEC II/III- Diagnostic PCMCIA Card
Nexiq Pro-Link Grahiq Allison WTEC II/III- Diagnostic PCMCIA Card

Nexiq Pro-Link Grahiq Allison WTEC II/III- Diagnostic PCMCIA Card

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Nexiq Pro-Link Grahiq Allison WTEC II/III- Diagnostic PCMCIA Card
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MPI805005 - Allison GRAPHIQ WTEC II/III Systems Application Card

This unique diagnostic application is for use with Allison World Transmissions (models B-300, B-400, B-500 and the MD and HD transmissions). The application card also contains coverage for Allison s Commercial Electronic Control (CEC 1) units on applicable MT, HT, V730, CLBT and DP models.

New Features:

  • New Parameter support for ECU firmware levels to V9C
  • New Parameter descriptions for Commercial Electronic Control (CEC1)
  • Add Support for Dock Spotter type vehicles
  • Add Support for Pro-Link GRAPHIQ


  • Supports WTEC II/III and CEC I TCM s
  • Data list parameters
  • Defined diagnostic codes/Clear Codes
  • I/O wire status and shift inhibits
  • General Purpose Inputs (GPI) defined
  • View Customer Modifiable Constants (CMC)

Kit Includes:

  • Application Card
  • Manual


The Allison diagnostic PCMCIA card provides technicians with the ability to quickly diagnose, and perform action request functions on Allison World Transmission Electronic Control (WTEC) systems. The PCMCIA card inserts into the Multi-Protocol Cartridge (MPC), which is used with NEXIQ's Pro-Link Plus. Updates to any of NEXIQ's PCMCIA cards can be performed by reflashing the card with the latest software via a floppy disk from NEXIQ using a personal computer.

Additional Features:

  • View diagnostic data list
  • Create and save custom data lists
  • Display active and inactive codes
  • Clear active and inactive codes
  • View shift inhibits
  • Enable clutch test to perform clutch pressure test or stall test in higher gears
  • Activate fast adaptive mode to allow ECU to adjust quickly to optimum shift characteristics
  • Reset unadapted shifts to initial factory shift calibration settings
  • Reset throttle calibration to ensure proper TPS adjustment
  • Reset auto detect (WTEC III only) to verify presence of retarder, oil level sensor, throttle and engine coolant temperature sources
  • Perform snapshot data recording and playback to capture intermittent problems
  • Display I/O wire assignments and functions (enabled/disabled)
  • View ECU EEPROM calibration information
  • Read Customer Modifiable Constants (CMCs)
Manufacturer: Nexiq Technologies
Media: PCMCIA Card for Prolink
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