LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2004 >> 3 i, Automatic >> Repair and Diagnosis >> Electrical >> Charging Systems >> Generators & Regulators >> Self-Diagnostic System >> Retrieving/Clearing Diagnostic Trouble Codes >> Using Scan Tool
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Using Scan Tool

  1. Connect the Worldwide Diagnostic System (WDS) or equivalent scan tool to the vehicle DLC-2 16-pin connector located in the driver compartment. See Fig 1.
  2. Retrieve/clear the DTCs using the WDS. If any DTC are retrieved, perform appropriate diagnostic test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. If no DTCs are present, perform appropriate test under SYSTEM TESTS  or ON-VEHICLE TESTS .
Fig 1: Locating DLC-2 16-Pin Connector
G00307903Courtesy of MAZDA MOTORS CORP.