Lexus ES manuals

Lexus ES: Precaution

PRECAUTION

PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

NOTICE:

When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following systems after the cable is reconnected.

System Name

See Procedure

Lane Control System (for HV Model)

Parking Support Brake System (for HV Model)

Parking Assist Monitor System (for HV Model)

Panoramic View Monitor System (for HV Model)

Pre-collision System (for HV Model)

Power Trunk Lid System (for HV Model)

Lighting System (for HV Model)

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 Parts Location

PARTS LOCATION ILLUSTRATION *1 FUEL LID OPENER SWITCH *2 DLC3 *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - FUEL OPN RELAY *4 COMBINATION METER ASSEMBLY *5 ECM *6 NO. 1 E

 System Diagram

SYSTEM DIAGRAM

 System Description

SYSTEM DESCRIPTION When the trunk and fuel switch assembly (fuel lid opener switch) is operated, the pressure in the fuel tank is decreased and a message is displayed on the multi-information display.

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 Abbreviations Used In Manual

ABBREVIATIONS USED IN MANUAL Abbreviation Meaning ABS Anti-Lock Brake System A/C Air Conditioner AC Alternating Current ACC Accessory ACIS

 ECM Power Source Circuit

DESCRIPTION When the engine switch is turned on (IG), the battery voltage is applied to the IGSW terminal of the ECM. The output signal from the MREL terminal of the ECM causes a current to flow to the coil of the EFI-MAIN NO. 1 relay, closing the contacts and supplying power to terminals +B and +B2

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