PACCAR Davie 4 and Panasonic CF-31


PACCAR MX engine factory diagnostic software and hardware package.  Covers Paccar MX engines thru present model year.  Software installed and authorized prior to shipment to your location.  Once it arrives at your facility it is ready to use.  Paccar technical support is included at no extra charge.  Software updates are made available when the DAVIE 4 is open.

Paccar MX4 Fleet Software consists of:

  • PACCAR Davie 4 Software (installed and authorized)
  • Refurbished Panasonic Toughbook CF-31 (1 year warranty)
  • USBLink2 Interface (VCI) Module
  • 9 Pin Data Cable
  • USB Cable
  • Perform and read all diagnostic tests
  • Enable Progressive Shifting
  • Enable Park Brake Reset
  • Enable Air Temp Idle Timer Override
  • Idle Time In PTO Mode
  • Enable Clutch Pedal Position Timer Reset Condition
  • Time Remaining To Shut Down After EIST Warning
  • Enable Accelerator Position (as timer reset condition)
  • Enable Foot Brake Position (as timer reset condition)
  • Enable Clutch Pedal (as timer reset condition)
  • Enable EIST in PTO mode
  • Read, reload and download all snapshot and trip reports
  • Read all chart recorder items
  • Read and clear all fault codes
  • Adjust road speed (Paccar charges fee per truck)
  • Download all log files into Excel or PDF files
  • Particulate Trap Regeneration

Cannot install software to reprogram enginesO/S: Win 7 Pro or Win 10 Pro (32 bit recommended)

Computer Specs:    
  • Refurbished CF31 (no dings or scratches) w/ Intel Core i5
  • 2.4 GHz Intel i5 Processor
  • 8 GB RAM
  • 128GB Solid State Hard Drive
  • 32 bit Win 7
  • 13.1 XGA Daylight Touchscreen Screen
  • 1 year warranty

About Us

Diesel Diagnostic Equipment was founded in 1999 on the principal of providing quality diagnostic equipment to the professional medium & heavy-duty truck technicians. 


All product and company names/logos are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.