Toyota Yaris: Air Fuel Ratio Sensor (for Sensor 2) / Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the No. 2 air fuel ratio sensor removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced
| Replacement Part or Procedure | Necessary Procedure | Effect/Inoperative when not Performed | Link |
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Replacement of air fuel ratio sensor (sensor 2)
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Gas leak from exhaust system is repaired
| Inspection after repair | -
Poor idle, etc.
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Engine start function, etc.
|
|
CAUTION:
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When the engine is hot, do not touch high-temperature areas such as the engine or exhaust pipe.
-
Touching high-temperature areas such as the engine and exhaust pipe could result in burns.
PROCEDURE
1. REMOVE CENTER NO. 4 ENGINE UNDER COVER
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2. REMOVE CENTER FRONT FLOOR BRACE
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3. REMOVE CENTER NO. 1 FLOOR BRACE
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4. REMOVE NO. 2 AIR FUEL RATIO SENSOR
| (a) Disconnect the No. 2 air fuel ratio sensor connector. | |
(b) Disengage the 3 wire harness clamps.
| (c) Using SST, remove the No. 2 air fuel ratio sensor from the front exhaust pipe assembly. SST: 09224-00012 NOTICE: If the No. 2 air fuel ratio sensor has been struck or dropped, replace it. | |
COMPONENTS ILLUSTRATION
*1 NO. 2 AIR FUEL RATIO SENSOR *2 CENTER NO. 1 FLOOR BRACE *3 CENTER FRONT FLOOR BRACE *4 CENTER NO. 4 ENGINE UNDER COVER
N*m (kgf*cm, ft...
INSPECTION PROCEDURE 1. INSPECT NO. 2 AIR FUEL RATIO SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition D109-1(HA1B) - D109-2(+B) 20°C (68°F) 1...
Other information:
COMPONENTS ILLUSTRATION
*1 NO. 1 ENGINE UNDER COVER ASSEMBLY *2 SUCTION HOSE SUB-ASSEMBLY *3 NO. 1 COOLER REFRIGERANT DISCHARGE HOSE *4 COMPRESSOR WITH PULLEY ASSEMBLY *5 O-ring - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping" : N*m (kgf*cm, ft...
DESCRIPTION The thermistor assembly is installed in front of the cooler condenser assembly to detect the ambient temperature, which is used to control the air conditioning system. This sensor is connected to the combination meter assembly and detects fluctuations in the ambient temperature...
Categories
The fuel gauge shows approximately how much fuel is remaining in
the tank when the ignition is switched ON. We recommend keeping
the tank over 1/4 full.

Full
1/4 Full
Empty
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