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DST-i Vehicle Communication Interface


NOTE: Component shortages are causing longer than normal lead times. Current expected lead times are 40-60 days

NOTE: DST-i and i-HDS software require laptops with a Microsoft Windows 10 or later operating system. For more details, refer to Service Express at Click on the first link below Diagnostic Tools, reference the material for Honda Diagnostic System (i-HDS) Suite.


NOTE: The Honda Diagnostic System (i-HDS) Software Package is not included in the cost of the DST-i. First order the DST-i. Then software must be ordered separately through the Honda ServiceExpress site: 
Click here to select and purchase an i-HDS Software Subscription.

Click here to download the DST-i drivers needed for Windows® computers 


DENSO is a key supplier of advanced automotive technology, systems, and components for Honda/Acura. DENSO now offers a robust and ergonomically designed pass-through interface to diagnose Honda/Acura vehicles at an affordable price. The DST-i connects to a PC for use with HDS and i-HDS. The DST-i with WiFi can either connect to a PC via a 3 meter USB cable, or wirelessly over 802.11b/g/n 2.4 Ghz WiFi.


  • Fast wireless communication with high speed networks (b, g, and n)
  • Smaller, ergonomic design with illuminated buttons
  • 50% lighter than the previous pass-through interface, 0.77 lbs. (350g) vs 1.50 lbs. (680g)


DSCDLCCABL             3 Meter DLC Cable
DSCUSBCBLWSP       3 Meter USB Cable
DSCUSBLOCK            USB Cable Lock
DSCUSBSPAC            USB Cable Spacer
DSCSDCARD              SD Card
DSCCASE                    Tool Case


DST-i tool is warranted to be free from defects in material and workmanship for a period of two (2) years from date of purchase. The SD Card is warranted to be free from defects in material workmanship for a period of one (1) year from date of purchase. Each cable product is sold without warranty.


Product Specifications

  • CPU: 32-bit RISC microcomputer
  • Dimensions: 160 mm W x 110 mm H x 45 mm D
  • External Interface- DC Jack: Option port for function expansion
  • External Interface- SD Memory Card: Slot x 1 (supporting SC and SDHC memory cards)
  • External Interface- Vehicle Communication: ISO9141, CAN, P-Line, Diag-X, Diag-H, SCS, WEN
  • External Interface- Wireless LAN: IEEE802.11b / IEEE802.11g / IEEE802.11n (24 GHz band) compliant
  • Input Device - Operation Keys: 6 keys
  • LCD Display Color: Max. 260000 colors
  • LCD Resolution: QVGA (320 x 240 dots)
  • LCD Size: 3.5" TFT color LCD
  • Memory- Built in Flash ROM: 16 MB
  • Memory- SDRAM: 16 MB
  • Memory-EEPROM: 32 KB
  • Operating Humidity: 10 to 90% (No condensation)
  • Operating Temperature [Storage Temperature]: 0 to 50°C [-20 to 70°C]
  • Power Consumption: Normally 1.5 W (12 VDC), Max. 2.5 W (12 VDC)
  • USB Power (BUS power): DC 4.75 to 5.25 V
  • Vehicle Power Supply: DC 6.8 to 32V (Datalink cable) (36 V:within one hour)
  • Weight: Approx.350 g