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
Click here
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:
DESCRIPTION HINT: Turbocharger noise is classified into two types. These are whistling sound and chattering sound. During troubleshooting, first determine the type of noise. Type of Abnormal Noise Outline of Abnormal Noise Major Trouble Area Whistling sound (airflow sound) The whistling sound volume and pitch are proportional to the turbocharger or engine speed...
DESCRIPTION The engine stop and start ECU can detect open circuits when signals such as the boost, standby request or overheating signal cannot be sent to the backup boost converter control IC from the stop and start control IC in the engine stop and start ECU...
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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