Lexus ES manuals

Lexus ES: Inspection

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

1 (HA1A) - 2 (+B)

20°C (68°F)

1.6 to 3.2 Ω

1 (HA1A) - 4 (A1A-)

Always

10 kΩ or higher

If the result is not as specified, replace the air fuel ratio sensor.

*a

Component without harness connected

(Air Fuel Ratio Sensor)

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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

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

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