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 engine cover No. 1. (See REPLACEMENT )
        Fig 1: Removing Engine Cover Sub-Assy No. 1
        G02892340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Remove the ignition coils.
      3. Using a 16 mm (0.63 in.) plug wrench, remove the spark plugs.
      4. Install the spark plugs to each ignition coil and connect the ignition coil connectors.
      5. Disconnect the 4 injector connectors.
      6. Ground the spark plugs.
      7. 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 the sparks do not occur, perform the following test:

        Fig 2: Troubleshooting Flow Chart - Sparks Do Not Occur
        G02893320Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      8. Using a 16 mm (0.63 in.) plug wrench, install the spark plugs.

        Torque: 19 N.m (194 kgf.cm, 14 ft.lbf) 

      9. Install the ignition coils.

        Torque: 9.0 N.m (92 kgf.cm, 80 in.lbf) 

      10. Install the engine cover No. 1.

        Torque: 7.0 N.m (71 kgf.cm, 62 in.lbf) 

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.