Coding Convenience System Control Module

2002 Volkswagen Golf GL, 4D Hatchback, 1.9 P, AutomaticSECTION Coding Convenience System Control Module
NOTE: When supplied, the control module is pre-coded according to the vehicle equipment. The coding is performed with the VAG 1551 scan tool.
  1. Connect scan tool. See Figure .
  2. Initiate On Board Diagnostic (OBD). See INITIATING ON BOARD DIAGNOSTIC (OBD)Β  under RETRIEVING DIAGNOSTIC TROUBLE CODES.
  3. Press buttons "0" and "7" (with 07 the function "Code control module" is selected).
  4. Confirm entry with the "Q" button.
  5. Enter code number according to Fig 1 .
    Fig 1: Coding Convenience System Control Module (From June 2001)
    G00368668Courtesy of VOLKSWAGEN UNITED STATES, INC.
  6. Confirm entry with the "Q" button. The control module identification number will be displayed with the appropriate index letter, the code number and the workshop code. if the contents of the display are as shown then the coding is successful.
    NOTE: If the code number entered is not accepted by the control module, the previous coding will appear in the display. If this happens, a check must then be completed to see if the correct control module for the vehicle has been installed (compare part number and letter index), or whether an incorrect code number has been entered. Then repeat coding.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra 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.