2008 Toyota Land CruiserFACTORY OEM SERVICE PROCEDURE

Engine Control System - System & Component Testing, On-Vehicle Inspection, Removal & Installation: ECM: Installation

  1. INSTALL GASKET 
    1. Clean the ECM seal surface with non-residue solvent.
    2. Attach a new gasket to the ECM.
      Fig 1: Identifying ECM
      G05628232Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL ECM 
    1. Install the ECM with the 4 bolts.

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

      NOTE:
      • Make sure the gasket is not folded or caught on any area of the surrounding part.
      • Make sure there is no foreign matter caught between the gasket and surrounding part.
      • Do not damage the gasket.
        Fig 2: Locating ECM With Bolts
        G05628233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the 2 ECM connectors and push each lock lever down to lock the ECM connectors.
      NOTE:
      • Be careful not to allow dirt, water, or other foreign matter to adhere to the connecting parts when connecting the connectors.
      • Do not twist the wire harness when connecting the ECM connectors.
      • Make sure that the lock levers are raised 90° before connecting the ECM connectors. Failure to do this may cause the lock lever and terminals to break.
      • Make sure that the levers are securely locked.
        Fig 3: Pushing Lock Lever Down To Lock ECM Connectors
        G05628234Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL CONNECTOR HOLDER BLOCK 
    1. Install the connector holder block with the 3 bolts.

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

  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
    Fig 4: Locating Connector Holder Block Bolts
    G05628235Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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.