LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2004 >> 3 i, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine Mechanical] >> Engine Control System Operation Inspection >> Spark Test
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Spark Test

  1. Disconnect the fuel pump relay.
  2. Verify that each ignition coil and connector is connected properly.
  3. WARNING:
    • High voltage in the ignition system can cause strong electrical shock which can result in serious injury. Avoid direct contact to the vehicle body during the following spark test.
    Fig 1: Inspecting Fuel Pump Control System
    G00975499Courtesy of MAZDA MOTORS CORP.
  4. Inspect the ignition system in the following procedure. See Fig 1.