Lexus ES manuals

Lexus ES: Installation

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / A25a-fks (engine Control) / Air Fuel Ratio Sensor (for Sensor 1) / Installation

INSTALLATION

PROCEDURE

1. INSTALL AIR FUEL RATIO SENSOR

HINT:

Perform "Inspection After Repair" after replacing the air fuel ratio sensor.

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(a) Using SST, install the air fuel ratio sensor to the exhaust manifold (TWC: Front Catalyst).

SST: 09224-00012

Torque:

Specified tightening torque :

44 N·m {449 kgf·cm, 32 ft·lbf}

NOTICE:

If the air fuel ratio sensor has been struck or dropped, replace it.

HINT:

  • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

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  • When using SST (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):

    37.7 N*m (384 kgf*cm, 28 ft.*lbf)

*a

Torque Wrench Fulcrum Length

(b) Connect the air fuel ratio sensor connector.

*a

Tie Band

*b

Wire Harness Clamp

(c) Engage the 3 wire harness clamps so that the tie band is positioned as shown in the illustration.

2. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

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3. INSPECT FOR EXHAUST GAS LEAK

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4. PERFORM INITIALIZATION

(a) Perform "Inspection After Repair" after replacing the air fuel ratio sensor.

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READ NEXT:

 Air Fuel Ratio Sensor (for Sensor 2)

 Components

COMPONENTS ILLUSTRATION *1 AIR FUEL RATIO SENSOR - - N*m (kgf*cm, ft.*lbf): Specified torque * For use with SST

 Removal

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during air

SEE MORE:

 Internal Control Module Software Incompatibility Invalid / Incompatible Software Component (U030057)

DESCRIPTION Forward recognition camera receives the vehicle information from the ECM via CAN communication. DTC U030057 is stored when the vehicle information from the ECM and that stored in the forward recognition camera do not match. DTC No. Detection Item DTC Detection Condition Trouble

 Initialization

INITIALIZATION INITIALIZE PARKING ASSIST MONITOR SYSTEM (a) When "!" mark is displayed on the image of the area behind the vehicle, perform the following procedure to correct the steering angle neutral point. (1) Fully turn the steering wheel to the right and left on flat ground. NOTICE: Memorizing

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