1997 Land Rover Defender 90 AutomaticFACTORY OEM SERVICE PROCEDURE

Data Link Connector (DLC) Location

On all models, Data Link Connector (DLC) is a 16-pin connector. See Fig 1 . On Defender 90, DLC is located behind fuse cover in center of console. On Discovery, DLC is located under steering wheel.

Fig 1: Identifying 16-Pin Data Link Connector (DLC) Terminals
G98H11590Courtesy of LAND ROVER NORTH AMERICA, INC.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.