FixVault
Home › Porsche › 1994 › 911 Speedster, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes › Self-Diagnostic System › Retrieving Codes › Using Diagnostic Connector

Using Diagnostic Connector

  1. Ensure transmission is in Park or Neutral and ignition is off. Connect Porsche System Tester (9288) or Porsche Flashing Code Tester (9268) and Adapter (9268/2) to Diagnostic Link Connector (DLC). See Figure or Figure .
  2. If using system tester, turn tester on and follow instructions displayed. In addition to reading fault memory, tester can activate a number of components.
  3. If using flashing code tester and adapter, 4-digit fault codes will be flashed by tester. If number 1 is displayed in second digit of code, fault was present during last vehicle operation. If number 2 is displayed in second digit, fault was not present when vehicle was last operated. See FAULT CODE IDENTIFICATION  .
Fig 1: Reading Malfunction Indicator Light Fault Code Output
G91B16494Courtesy of PORSCHE OF NORTH AMERICA, INC.
About FixVault