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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 652 (ENGINE IGNITION SYSTEM (1MZ-FE/3MZ-FE))ON-VEHICLE INSPECTION
2004 Toyota Matrix XR, FWD, Standard

On-Vehicle Inspection

2004 Toyota Matrix XR, FWD, StandardSECTION On-Vehicle Inspection
WARNING: This page is about a different car, the 2004 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: In this section, the terms "cold" and "hot" refer to the temperature of the coils. "Cold" means approximately -10°C (14°F) to 50°C (122°F). "Hot" means approximately 50°C (122°F) to 100°C (212°F).
  1. INSPECT IGNITION COIL ASSY (WITH IGNITER) AND PERFORM SPARK TEST 
    1. Check for DTCs.
      NOTE: If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC.
    2. Check if sparks occur.
      1. Remove the V-bank cover (See REPLACEMENT ).
      2. Remove the intake air surge tank (See REPLACEMENT ).
      3. Remove the ignition coils.
      4. Using a 16 mm (0.63 in.) plug wrench, remove the spark plugs.
      5. Install the spark plugs to each ignition coil and connect the ignition coil connectors.
      6. Disconnect the 6 injector connectors.
      7. Ground the spark plugs.
      8. Check if sparks occur at each spark plug while the engine is being cranked.
        NOTE: Do not crank the engine for more than 2 seconds.

        If sparks do not occur, perform the following test:

        Fig 1: Troubleshooting Flowchart - Sparks Do Not Occur
        G02893325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      9. Using a 16 mm (0.63 in.) plug wrench, install the spark plugs.

        Torque: 25 N.m (255 kgf.cm, 18.5 ft.lbf) 

      10. Install the ignition coil.

        Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf) 

      11. Install the intake air surge tank (See REPLACEMENT ).
      12. Install the V-bank cover (See REPLACEMENT ).
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.