Lexus ES manuals

Lexus ES: Fuel System

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 Precaution

PRECAUTION CAUTION: Never perform work on fuel system components near any possible ignition sources. Vaporized fuel could ignite, resulting in a serious accident. Do not perform work on fuel s

 Parts Location

PARTS LOCATION ILLUSTRATION *1 ECM *2 FUEL TANK ASSEMBLY *3 FUEL PUMP CONTROL ECU *4 FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY - FUEL PUMP (for Low Pressure) - FUEL SENDER GAU

 System Diagram

SYSTEM DIAGRAM HIGH PRESSURE SIDE FUEL SYSTEM WIRING DIAGRAM LOW PRESSURE SIDE FUEL SYSTEM WIRING DIAGRAM

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 Key-off Operation Function Operates even if Operating Conditions are not Satisfied

DESCRIPTION When the front doors are closed, each power window regulator motor assembly can be operated for approximately 45 seconds after the engine switch is turned from on (IG) to off by receiving operation permission signals from the main body ECU (multiplex network body ECU). However, when appr

 Open in One Side of Bus 4 Branch Line

DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

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