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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 717 (ENGINE MECHANICAL (3MZ-FE))CYLINDER BLOCK ASSYOVERHAUL
2004 Toyota Matrix XR, FWD, Standard

Cylinder Block ASSY: Overhaul

2004 Toyota Matrix XR, FWD, StandardSECTION Overhaul
WARNING: This page is about a different car, the 2004 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE CYLINDER BLOCK WATER DRAIN COCK SUB-ASSY 
  2. REMOVE WATER SEAL PLATE 
  3. REMOVE CYLINDER BLOCK W/HEAD STRAIGHT SCREW NO.1 PLUG 
    1. Using a 10 mm socket hexagon wrench, remove the screw plug.
  4. REMOVE CYLINDER BLOCK W/HEAD STRAIGHT SCREW NO.2 PLUG 
    1. Using a 10 mm socket hexagon wrench, remove the screw plug.
  5. REMOVE CYLINDER BLOCK W/HEAD STRAIGHT SCREW NO.3 PLUG 
    1. Using a 10 mm socket hexagon wrench, remove the screw plug.
  6. INSPECT CONNECTING ROD THRUST CLEARANCE 
    1. Using a dial indicator, measure the thrust clearance while moving the connecting rod back and forth.

      Specified thrust clearance:  0.15 to 0.35 mm (0.0059 to 0.0138 in.)

      If the thrust clearance is greater than the maximum, replace the connecting rod assembly(ies). If necessary, replace the crankshaft.

      Fig 1: Measuring Thrust Clearance While Moving Connecting Rod Back & Forth
      G02853809Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Connecting rod thickness:  20.80 to 20.85 mm (0.8189 to 0.8209 in.)

  7. INSPECT CONNECTING ROD OIL CLEARANCE 
    1. Check that the matchmarks on the connecting rod and cap are aligned to ensure correct reassembly.
    2. Remove the 2 connecting rod cap bolts.
    3. Clean the crank pin, the bearing and the connecting rod.
    4. Check the crank pin and bearing for pitting and scratches.
    5. Lay a strip of plastigage across the crank pin.
      Fig 2: Laying Strip Of Plastigage Across Crank Pin
      G02853810Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Check that the protrusion of the connecting rod cap is facing the correct direction.
    7. Apply a light coat of engine oil on the threads of the connecting rod cap bolts.
      Fig 3: Checking That Protrusion Of Connecting Rod Cap Is Facing Correct Direction
      G02853811Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Tighten the bolts in several steps by the specified torque.

      Torque:  25 N.m (250 kgf.cm, 18 ft.lbf)

      Fig 4: Tightening Bolts In Several Steps
      G02853812Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Mark the front side of each connecting cap bolt with paint.
    10. Retighten the cap bolts by 90° as shown in Fig 5 .
      Fig 5: Tightening Cap Bolts Additional 90°
      G02853813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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.