Lexus Workshop Service and Repair Manuals

Main Relay (Computer/Fuel System): Service and Repair
Installation

1UR-FSE ENGINE CONTROL SYSTEM: INTEGRATION RELAY: INSTALLATION

1. INSTALL INTEGRATION RELAY

(a) Connect the 3 connectors.
(b) Attach the integration relay to the engine room No. 2 relay block.
(c) Install the engine engine room No. 1 relay block cover.

2. INSTALL ENGINE ROOM SIDE COVER LH See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

3. INSTALL COOL AIR INTAKE DUCT SEAL See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

NOTICE:

When disconnecting the cable, some systems need to be initialized after the cable is reconnected  See: Testing and Inspection/Programming and
Relearning/Steering Initialization.