Integration Relay Installation

Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Gr-Fse Engine Control System. Lexus Gs430, Gs300. Uzs190 Grs190

  1. INSTALL INTEGRATION RELAY

  2. REMOVE ENGINE ROOM SIDE COVER LH

  3. REMOVE COOL AIR INTAKE DUCT SEAL

  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

  5. PERFORM INITIALIZATION

Integration Relay -- Installation



1. INSTALL INTEGRATION RELAY

  1. Connect the 3 connectors.

  1. Attach the integration relay to the engine room No. 2 junction block.

  1. Install the engine room No. 2 relay block cover.



2. REMOVE ENGINE ROOM SIDE COVER LH


Lexus Gs430, Gs300. Uzs190 Grs190.3Gr-Fse Engine Control System.Sfi System.Integration Relay Installation

  1. Install the side cover with the 3 clips.



3. REMOVE COOL AIR INTAKE DUCT SEAL


Lexus Gs430, Gs300. Uzs190 Grs190.3Gr-Fse Engine Control System.Sfi System.Integration Relay Installation

  1. Install the intake duct seal with the 7 clips.



4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL


5. PERFORM INITIALIZATION

  1. Perform initialization (Click here).

    NOTICE:
    Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.