Lexus ES manuals

Lexus ES: Starting System

Parts Location

PARTS LOCATION

ILLUSTRATION

*1

STARTER ASSEMBLY

*2

ECM

*3

PARK/NEUTRAL POSITION SWITCH ASSEMBLY

*4

ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY

- ST RELAY

- ST NO. 1 FUSE

- FL MAIN FUSE

ILLUSTRATION

*1

ENGINE SWITCH

*2

CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

System Diagram

SYSTEM DIAGRAM

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 A25a-fxs (cooling)

 Coolant

ComponentsCOMPONENTS ILLUSTRATION *1 RADIATOR CAP SUB-ASSEMBLY *2 RADIATOR DRAIN COCK PLUG *3 NO. 1 ENGINE UNDER COVER - - ReplacementREPLACEMENT CAUTION / NOTICE / HINT CAUTI

 Cooling Fan System

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 Hybrid/EV Battery Voltage System Isolation Internal Electronic Failure (P0AA649,P1C7C49-P1C7F49)

DESCRIPTION The hybrid vehicle control ECU monitors the battery ECU assembly and detects insulation malfunctions in the high-voltage system. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0AA649 Hybrid/EV Battery Voltage System Insulation Resista

 Components

COMPONENTS ILLUSTRATION *A for Type A *B for Type B *1 FRONT FENDER APRON SEAL LH *2 FRONT FENDER APRON SEAL RH *3 FRONT WHEEL OPENING EXTENSION PAD LH *4 FRONT WHEEL OPENING EXTENSION PAD RH *5 NO. 1 ENGINE UNDER COVER *6 NO. 2 ENGINE UNDER COVER *7 NO.

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