Lexus ES manuals

Lexus ES: Inspection

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / A25a-fks (fuel) / Fuel Injector (for Direct Injection) / Inspection

INSPECTION

PROCEDURE

1. INSPECT DIRECT FUEL INJECTOR ASSEMBLY

NOTICE:

This inspection is for checking the direct fuel injector assembly for an open or short. Because the direct fuel injector assembly of this vehicle is a high-pressure type, fuel injection volume cannot be checked.

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C (68°F)

1.34 to 1.64 Ω

If the result is not as specified, replace the direct fuel injector assembly.

*a

Component without harness connected

(Direct Fuel Injector Assembly)

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 Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: This procedure includes the installation of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts. Click here

 Fuel Injector (for Port Injection)

 Components

COMPONENTS ILLUSTRATION *1 FUEL DELIVERY PIPE SUB-ASSEMBLY *2 O-RING *3 FUEL TUBE SUB-ASSEMBLY *4 INJECTOR VIBRATION INSULATOR *5 NO. 1 DELIVERY PIPE SPACER *6 PORT FUEL

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 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 terminal is reconnected. System Name See Procedure Lane Control System

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. for Gasoline Model: Click here for HV Model: Click here HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the

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