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Home >> Mazda >> 2004 >> 6 s, 4D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine Control System (AJ) >> Engine Control System Operation Inspection >> Spark Test
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Spark Test

  1. Disconnect the fuel pump relay.
  2. Verify that each high-tension lead and connector is connected properly.
  3. Inspect the ignition system in the following procedure:
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: Ignition System Troubleshooting (Steps 1-3)
G01025718Courtesy of MAZDA MOTORS CORP.
Fig 2: Ignition System Troubleshooting (Steps 4-6)
G01025719Courtesy of MAZDA MOTORS CORP.
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