Lexus ES manuals

Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / A25a-fxs (engine Control) / Air Fuel Ratio Sensor (for Sensor 1) / 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 fuel ratio sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
  • Replacement of air fuel ratio sensor (sensor 1)
  • Gas leak from exhaust system is repaired

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

PROCEDURE

1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY

Click here

2. REMOVE AIR FUEL RATIO SENSOR

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

(a) Disengage the 3 wire harness clamps.

(b) Disconnect the air fuel ratio sensor connector.

(c) Using SST, remove the air fuel ratio sensor from the exhaust manifold (TWC: Front Catalyst).

SST: 09224-00012

NOTICE:

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

READ NEXT:

 Inspection

INSPECTION PROCEDURE 1. INSPECT AIR FUEL RATIO SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Con

 Installation

INSTALLATION PROCEDURE 1. INSTALL AIR FUEL RATIO SENSOR HINT: Perform "Inspection After Repair" after replacing the air fuel ratio sensor. Click here (a) Using SST, install the air fuel ratio

 Air Fuel Ratio Sensor (for Sensor 2)

SEE MORE:

 Auto ID Under Registration (C2128)

DESCRIPTION When ID registration is being performed via the automatic ID registration function, the tire pressure warning ECU and receiver stores C2128 and the tire pressure warning light flashes for 1 minute and then illuminates. When the tire pressure warning ECU receives data from all registered

 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 PROCEDURE 1. INSTALL O-RING HINT: Perform this procedure only when replacement of the O-ring is nec

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