2008 Lexus LS 460FACTORY OEM SERVICE PROCEDURE

Injector Driver: Installation

  1. INSTALL INJECTOR DRIVER 
    NOTE:
    • Be careful not to drop or strike the injector driver.
    • The injector driver is grounded at the bolt and nut. To ensure that it is grounded, clean all oil and foreign matter from the installation areas of the injector driver and engine before installing the injector driver.
    1. Install the 2 injector drivers to the bracket with the 8 nuts.

      Torque: 7.5 N*m (76 kgf*cm, 66 in.*lbf) 

    2. Temporarily install the 2 injector drivers (with bracket) with the 2 bolts and 2 nuts.
    3. Tighten the 2 bolts and 2 nuts in the order shown in the illustration.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      Fig 1: Locating Injector Drivers Bracket Nuts
      G04948016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the 8 injector driver connectors.
      1. Connect the 6 connectors with wire harness locks and the 2 connectors without wire harness locks to the 2 injector drivers.
        NOTE: Connect the connector securely.

        HINT:

        Move the lock lever in the direction indicated by the arrow to lock the connector.

        Fig 2: Connecting Injector Driver Connectors
        G04948017Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. CONNECT ENGINE WIRE  (See INSTALLATION )
  3. INSTALL AIR CLEANER CAP LH 
    1. Install the air cleaner cap LH.
  4. INSTALL AIR CLEANER CAP RH 
    1. Install the air cleaner cap RH.
  5. INSTALL INTAKE AIR CONNECTOR PIPE  (See INSTALLATION )
  6. INSTALL NO. 1 AIR CLEANER INLET  (See INSTALLATION )
  7. INSTALL V-BANK COVER SUB-ASSEMBLY  (See INSTALLATION )
  8. INSTALL ENGINE ROOM SIDE COVER LH  (See INSTALLATION )
  9. INSTALL ENGINE ROOM SIDE COVER RH  (See INSTALLATION )
  10. INSTALL AIR CLEANER INLET COVER  (See INSTALLATION )
  11. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  12. INSTALL COWL TOP VENTILATOR LOUVER RH  (See INSTALLATION )
  13. PERFORM INITIALIZATION 
    1. Perform initialization (see INITIALIZATION ).
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
Factory Service Tools

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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.

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